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Carbon dioxide removal

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regeneration and wastewater treatment. In 2021 DAC cost from $ 250 to $ 600 per ton, compared to $ 100 for biochar and less than $ 50 for nature-based solutions, such as reforestation and afforestation. The fact that biochar commands a higher price in the carbon removal market than nature-based solutions reflects the fact that it is a more durable sink with carbon being sequestered for hundreds or even thousands of years while nature-based solutions represent a more volatile form of storage, which risks related to forest fires, pests, economic pressures and changing political priorities. The Oxford Principles for Net Zero Aligned Carbon Offsetting states that to be compatible with the Paris Agreement: "...organizations must commit to gradually increase the percentage of carbon removal offsets they procure with the view of exclusively sourcing carbon removals by mid-century." These initiatives along with the development of new industry standards for engineered carbon removal, such as the Puro Standard, will help to support the growth of the carbon removal market.
1410: 1333: 1568:, which in April 2022 revealed a nearly $ 1 billion fund to reward companies able to permanently capture & store carbon. According to senior Stripe employee Nan Ransohoff, the fund was "roughly 30 times the carbon-removal market that existed in 2021. But it's still 1,000 times short of the market we need by 2050." The predominance of private sector funding has raised concerns as historically, voluntary markets have proved "orders of magnitude" smaller than those brought about by government policy. As of 2023 however, various governments have increased their support for CDR; these include Sweden, Switzerland, and the US. Recent activity from the US government includes the June 2022 Notice of Intent to fund the 1396:, the capture or hold of carbon. It is created using a process called pyrolysis, which is basically the act of high temperature heating biomass in an environment with low oxygen levels. What remains is a material known as char, similar to charcoal but is made through a sustainable process, thus the use of biomass. Biomass is organic matter produced by living organisms or recently living organisms, most commonly plants or plant based material. A study done by the UK Biochar Research Center has stated that, on a conservative level, biochar can store 1 gigaton of carbon per year. With greater effort in marketing and acceptance of biochar, the benefit of 185: 40: 5753: 762: 5741: 1604: 5777: 5765: 1632: 1464: 2890: 2666: 1618: 1495:
increasing deep ocean acidity. A 2021 report on CDR indicates that there is medium-high confidence that the technique could be efficient and scalable at low cost, with medium environmental risks. Ocean fertilization is estimated to be able to sequester 0.1 to 1 gigatonnes of carbon dioxide per year at a cost of USD $ 8 to $ 80 per tonne.
1760:". Masson-Delmotte, V., P. Zhai, A. Pirani, S.L. Connors, C. Péan, S. Berger, N. Caud, Y. Chen, L. Goldfarb, M.I. Gomis, M. Huang, K. Leitzell, E. Lonnoy, J.B.R. Matthews, T.K. Maycock, T. Waterfield, O. Yelekçi, R. Yu, and B. Zhou (eds.). Cambridge University Press, Cambridge, United Kingdom and New York, NY, USA, pp. 2215–2256, 1219:
Depending on the species, the trees will reach maturity after around 20 to 100 years, after which they store carbon but do not actively remove it from the atmosphere. Carbon can be stored in forests indefinitely, but the storage can also be much more short-lived as trees are vulnerable to being cut,
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The CDR methods with the greatest potential to contribute to climate change mitigation efforts as per illustrative mitigation pathways are the land-based biological CDR methods (primarily afforestation/reforestation (A/R)) and/or bioenergy with carbon capture and storage (BECCS). Some of the pathways
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involves grinding, dispersing, and dissolving minerals such as olivine, limestone, silicates, or calcium hydroxide to precipitate carbonate sequestered as deposits on the ocean floor. The removal potential of alkalinity enhancement is uncertain, and estimated at between 0.1 to 1 gigatonnes of carbon
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CDR is meant to complement efforts in hard-to-abate sectors rather than replace mitigation. Limiting climate change to 1.5°C and achieving net-zero emissions would entail substantial carbon dioxide removal (CDR) from the atmosphere by the mid-century, but how much CDR is needed at country level over
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Experts also highlight social and ecological limits for carbon dioxide removal, such as the land area required. For example, the combined land requirements of removal plans as per the global Nationally Determined Contributions in 2023 amounted to 1.2 billion hectares, which is equal to the combined
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per year. This is equivalent to about 4% of the greenhouse gases emitted per year by human activities. There is potential to remove and sequester up to 10 gigatons of carbon dioxide per year by using those CDR methods which can be safely and economically deployed now. However, quantifying the exact
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Global Warming of 1.5 °C. An IPCC Special Report on the impacts of global warming of 1.5 °C above pre-industrial levels and related global greenhouse gas emission pathways, in the context of strengthening the global response to the threat of climate change, sustainable development, and
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deployment of CDR. It is not feasible to bring net emissions to zero without CDR as certain types of emissions are technically difficult to eliminate. Emissions that are difficult to eliminate include nitrous oxide emissions from agriculture, aviation emissions, and some industrial emissions. In
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As of early 2023, financing has fell short of the sums required for high-tech CDR methods to contribute significantly to climate change mitigation. Though available funds have recently increased substantially. Most of this increase has been from voluntary private sector initiatives. Such as a
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to the upper ocean. While one of the more well-researched carbon dioxide removal approaches, ocean fertilization would only sequester carbon on a timescale of 10-100 years. While surface ocean acidity may decrease as a result of nutrient fertilization, sinking organic matter will remineralize,
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The cost of CDR differs substantially depending on the maturity of the technology employed as well as the economics of both voluntary carbon removal markets and the physical output; for example, the pyrolysis of biomass produces biochar that has various commercial applications, including soil
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can remove carbonate from seawater using electricity. While such techniques used in isolation are estimated to be able to remove 0.1 to 1 gigatonnes of carbon dioxide per year at a cost of USD $ 150 to $ 2,500 per tonne, these methods are much less expensive when performed in conjunction with
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Jackson, Robert B.; Abernethy, Sam; Canadell, Josep G.; Cargnello, Matteo; Davis, Steven J.; Féron, Sarah; Fuss, Sabine; Heyer, Alexander J.; Hong, Chaopeng; Jones, Chris D.; Damon Matthews, H.; O'Connor, Fiona M.; Pisciotta, Maxwell; Rhoda, Hannah M.; de Richter, Renaud (November 15, 2021).
1548:. As of end 2021 carbon prices for both these cap-and-trade schemes currently based on carbon reductions, as opposed to carbon removals, remained below $ 100. After the diffusion of net-zero targets, CDR plays a more important role in key emerging economies (e.g. Brazil, China, and India) 968:
Reliance on large-scale deployment of CDR was regarded in 2018 as a "major risk" to achieving the goal of less than 1.5 °C of warming, given the uncertainties in how quickly CDR can be deployed at scale. Strategies for mitigating climate change that rely less on CDR and more on
1216:. Afforestation and reforestation – sometimes referred to collectively as 'forestation' – facilitate this process of carbon removal by establishing or re-establishing forest areas. It takes forests approximately 10 years to ramp- up to the maximum sequestration rate. 814:
from the atmosphere and durably storing it in geological, terrestrial, or ocean reservoirs, or in products. It includes existing and potential anthropogenic enhancement of biological or geochemical sinks and direct air capture and storage, but excludes natural
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concentrations, which could partially reverse the warming that has already occurred by that date. All emission pathways that limit global warming to 1.5 °C or 2 °C by the year 2100 assume the use of CDR in combination with emission reductions.
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could be the storage of 5–9 gigatons per year in soils. However, at the moment, biochar is restricted by the terrestrial carbon storage capacity, when the system reaches the state of equilibrium, and requires regulation because of threats of leakage.
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time is unclear. Equitable allocations of CDR, in many cases, exceed implied land and carbon storage capacities. Many countries have either insufficient land to contribute an equitable share of global CDR or insufficient geological storage capacity.
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is the re-establishment of a forest that has been previously cleared. Forests are vital for human society, animals and plant species. This is because trees keep air clean, regulate the local climate and provide a habitat for numerous species.
1514:, where salt and carbonate are simultaneously removed. Preliminary estimates suggest that the cost of such carbon removal can be paid for in large part if not entirely from the sale of the desalinated water produced as a byproduct. 1031:
per year, almost entirely by low-tech methods like reforestation and the creation of new forests. This is equivalent to 4% of the greenhouse gases emitted per year by human activities. A 2019 consensus study report by
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Some mitigation pathways propose achieving higher rates of CDR through massive deployment of one technology, however these pathways assume that hundreds of millions of hectares of cropland are converted to growing
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Schenuit, Felix; Gidden, Matthew J.; Boettcher, Miranda; Brutschin, Elina; Fyson, Claire; Gasser, Thomas; Geden, Oliver; Lamb, William F.; Mace, M. J.; Minx, Jan; Riahi, Keywan (October 3, 2023).
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Rackley, Steve; Andrews, Graham; Clery, Diarmaid; De Richter, Renaud; Dowson, George; Knops, Pol; Li, We; Mccord, Stephen; Ming, Tingzhen; Sewel, Adrienne; Styring, Peter; Tyka, Michael (2023).
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Use of CDR reduces the overall rate at which humans are adding carbon dioxide to the atmosphere. The Earth's surface temperature will stabilize only after global emissions have been reduced to
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in safe long-term storage (called direct air carbon capture and sequestration (DACCS)), the overall process will achieve carbon dioxide removal and be a "negative emissions technology" (NET).
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Yang, Pu; Mi, Zhifu; Wei, Yi-Ming; Hanssen, Steef V; Liu, Lan-Cui; Coffman, D'Maris; Sun, Xinlu; Liao, Hua; Yao, Yun-Fei; Kang, Jia-Ning; Wang, Peng-Tao; Davis, Steven J (November 6, 2023).
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Deprez, Alexandra; Leadley, Paul; Dooley, Kate; Williamson, Phil; Cramer, Wolfgang; Gattuso, Jean-Pierre; Rankovic, Aleksandar; Carlson, Eliot L.; Creutzig, Felix (February 2, 2024).
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Biomass, such as trees, can be directly stored into the Earth's subsurface. Furthermore carbon dioxide that has been removed from the atmosphere can be stored in the Earth's crust by
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formulated it like this in 2023 "We must stop talking about deploying CDR as a solution today, when emissions remain high—as if it somehow replaces radical, immediate emission cuts.
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salts. This is because they are removing carbon from the atmosphere and sequestering it indefinitely and presumably for a considerable duration (thousands to millions of years).
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or utilized. When used to sequester the carbon from a gas-fired power plant, CCS reduces emissions from continued use of the point source, but does not reduce the amount of
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Schenuit, Felix; Brutschin, Elina; Geden, Oliver; Guo, Fei; Mohan, Aniruddh; Oliveira Fiorini, Ana Carolina; Saluja, Sonakshi; Schaeffer, Roberto; Riahi, Keywan (2024).
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Rogelj, J., D. Shindell, K. Jiang, S. Fifita, P. Forster, V. Ginzburg, C. Handa, H. Kheshgi, S. Kobayashi, E. Kriegler, L. Mundaca, R. Séférian, and M.V.Vilariño, 2018:
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burned, or killed by disease or drought. Once mature, forest products can be harvested and the biomass stored in long-lived wood products, or used for bioenergy or
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Climate Change 2022: Mitigation of Climate Change. Contribution of Working Group III to the Sixth Assessment Report of the Intergovernmental Panel on Climate Change
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Climate Change 2022: Mitigation of Climate Change. Contribution of Working Group III to the Sixth Assessment Report of the Intergovernmental Panel on Climate Change
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Risks to deployment of new forest include the availability of land, competition with other land uses, and the comparatively long time from planting to maturity.
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Climate Change 2021: The Physical Science Basis. Contribution of Working Group I to the Sixth Assessment Report of the Intergovernmental Panel on Climate Change
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greenhouse gases such as methane from the atmosphere, but only carbon dioxide is currently feasible to remove at scale. Therefore, in most contexts,
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approaches. A detailed analysis needs to be performed to assess how much negative emissions a particular process achieves. This analysis includes
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Schenuit, Felix; Colvin, Rebecca; Fridahl, Mathias; McMullin, Barry; Reisinger, Andy; Sanchez, Daniel L.; Smith, Stephen M.; Torvanger, Asbjørn;
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or disease, economic pressures and changing political priorities can result in the sequestered carbon being released back into the atmosphere.
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European Commission. Directorate General for Research and Innovation; European Commission's Group of Chief Scientific Advisors (2018).
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that could be deployed safely and economically using current technologies, and estimated that they could remove up to 10 gigatons of CO
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This article is about removing carbon dioxide from the atmosphere. For technologies that remove carbon dioxide from point sources, see
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management in coastal wetlands (restoration of vegetated coastal ecosystems; an ocean-based biological CDR method which encompasses
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Critics point out that CDR must not be regarded as a substitute for the required cuts in greenhouse gas emissions. Oceanographer
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will require first and foremost deep and sustained cuts in emissions, and then—in addition—the use of CDR ("CDR is what puts the
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Keller, David P.; Lenton, Andrew; Littleton, Emma W.; Oschlies, Andreas; Scott, Vivian; Vaughan, Naomi E. (September 1, 2018).
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of the Intergovernmental Panel on Climate Change. Cambridge, UK and New York, NY, USA: Cambridge University Press (In Press).
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Mulligan, James; Ellison, Gretchen; Levin, Kelly; Lebling, Katie; Rudee, Alex; Leslie-Bole, Haley (March 17, 2023).
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Lin, Brenda B.; Macfadyen, Sarina; Renwick, Anna R.; Cunningham, Saul A.; Schellhorn, Nancy A. (October 1, 2013).
5638: 5313: 5288: 5261: 5223: 5140: 4958: 4805: 4758: 4508: 4277: 4272: 4267: 938: 725: 345: 82: 2467: 2400: 1753: 1303:. Carbon farming is not without its challenges or disadvantages. This is because some of its methods can affect 786: 5648: 5643: 5574: 5414: 4920: 4885: 4768: 4695: 4536: 4365: 4301: 4262: 3979:"Taking stock of carbon dioxide removal policy in emerging economies: Developments in Brazil, China, and India" 3631:
Mustafa, Jawad; Al-Marzouqi, Ali H.; Ghasem, Nayef; El-Naas, Muftah H.; Van der Bruggen, Bart (February 2023).
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combined with storage. There are also CDR methods that use oceans and other water bodies. Those are called
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There are several methods of sequestering carbon from the ocean, where dissolved carbonate in the form of
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way to remove carbon dioxide from the atmosphere, however the effect may only be temporary in some cases.
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could potentially yield technological advancements that make higher rates of CDR economically feasible.
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Chapter 2: Mitigation Pathways Compatible with 1.5 °C in the Context of Sustainable Development
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CDR includes methods that are implemented on land or in aquatic systems. Land-based methods include
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Philosophical Transactions of the Royal Society A: Mathematical, Physical and Engineering Sciences
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Mustafa, Jawad; Mourad, Aya A. -H. I.; Al-Marzouqi, Ali H.; El-Naas, Muftah H. (June 1, 2020).
17: 5663: 5326: 5071: 4837: 4620: 4583: 4370: 4324: 4155: 4054: 3848: 3605: 3578:"Simultaneous treatment of reject brine and capture of carbon dioxide: A comprehensive review" 3520: 3510: 3377: 3318: 3300: 3153: 3112: 3071: 3022: 3014: 2937: 2879: 2869: 2791: 2711: 2703: 2655: 2637: 2576: 2568: 2421: 2368: 2306: 2288: 2176: 2103: 2006: 1931: 1923: 1861: 1814: 1312: 1304: 1126: 601: 380: 215: 887:
Timescale of storage (decades to centuries; centuries to millennia; thousand years or longer)
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as the long-term sequestration cannot be guaranteed. For example, natural events, such as
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Jones, I.S.F. & Young, H.E. (1997). "Engineering a large sustainable world fishery".
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Lebling, Katie; Northrop, Eliza; McCormick, Colin; Bridgwater, Liz (November 15, 2022),
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CDR methods can be placed in different categories that are based on different criteria:
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would be a better subject for research due to its longer lifetime in the atmosphere.
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Almaraz, Maya; Wong, Michelle Y.; Geoghegan, Emily K.; Houlton, Benjamin Z. (2021).
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Lebling, Katie; McQueen, Noah; Pisciotta, Max; Wilcox, Jennifer (January 6, 2021).
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M. Pathak, R. Slade, P.R. Shukla, J. Skea, R. Pichs-Madruga, D. Ürge-Vorsatz,2022:
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is the establishment of a forest in an area where there was previously no forest.
3827:"European Carbon Dioxide Removal Policy: Current Status and Future Opportunities" 2764:"Permanent wood sequestration: The Solution to the Global Carbon Dioxide Problem" 900:(CCS), a process in which carbon dioxide is collected from point-sources such as 5596: 5113: 5105: 4355: 3656: 3601: 2932: 2907: 1308: 1292: 1213: 1155: 1001: 552: 525: 520: 515: 505: 475: 361: 220: 133: 4040: 3171: 2894: 2475:. Cambridge University Press, Cambridge, UK and New York, NY, USA, pp. 93-174. 2098: 2073: 1919: 5628: 5005: 4632: 4150: 4125: 3843: 3826: 3473: 3296: 2883: 2480: 1799: 1782: 1765: 1599: 1261: 1163: 500: 4159: 3852: 3609: 3304: 3157: 3116: 3107: 3090: 3075: 3018: 2987:"A review of carbon farming impacts on nitrogen cycling, retention, and loss" 2963: 2941: 2707: 2641: 2572: 2342: 2331:, Cambridge University Press, Cambridge, United Kingdom and New York, NY, USA 2292: 2172:
Negative Emissions Technologies and Reliable Sequestration: A Research Agenda
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The possibility of large-scale future CDR deployment has been described as a
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A Research Strategy for Ocean-based Carbon Dioxide Removal and Sequestration
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while improving soils: A significant sustainable response to climate change"
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from the atmosphere and store it in living biomass, dead organic matter and
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that would prevent more than 1.5 °C of warming included CDR measures.
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amount of carbon dioxide removed from the atmosphere by CDR is difficult.
3702:"Direct Air Capture: Resource Considerations and Costs for Carbon Removal" 2632: 2417: 884:(land-based biological; ocean-based biological; geochemical; chemical); or 3426: 3132:"Removing Harmful Greenhouse Gases from the Air Using Energy from Plants" 2563: 2002: 1491: 1159: 1112: 1005: 997: 945: 929: 3898:"Greenhouse Gas Removals: Summary of Responses to the Call for Evidence" 1463: 1307:. For example, carbon farming could cause an increase of land clearing, 948:
emissions have been achieved, CDR could be used to reduce atmospheric CO
148:(CCS) are not regarded as CDR because CCS does not reduce the amount of 4551: 3868:"Setting the context for an EU policy framework for negative emissions" 3010: 2889: 2665: 1809: 1617: 1585: 1565: 1385: 1377: 1288: 1284: 1276: 1272: 1221: 1053: 583: 366: 2328: 1982: 1757: 856:) is sometimes used in the scientific literature for both CDR or SRM ( 5564: 1857: 1561: 1540:
is preparing for carbon removal certification and considering carbon
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Nath, Arun Jyoti; Lal, Rattan; Das, Ashesh Kumar (January 1, 2015).
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The following is a list of known CDR methods in the order of their
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is in equilibrium with atmospheric carbon dioxide. These include
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is a set of agricultural methods that aim to store carbon in the
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to absorb carbon dioxide and store the carbon in wood and soils.
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National Academies of Sciences, Engineering (December 8, 2021).
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National Academies of Sciences, Engineering (October 24, 2018).
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Although some researchers have suggested methods for removing
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Agricultural methods for carbon farming include adjusting how
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As of 2023, CDR is estimated to remove around 2 gigatons of CO
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Cooperative Mechanisms under Article 6 of the Paris Agreement
2893:
Text was copied from this source, which is available under a
2669:
Text was copied from this source, which is available under a
1998:
Negative Emissions Technologies for Climate Change Mitigation
1678: – Competition for permanent removal of greenhouse gases 1027:
As of 2023, CDR is estimated to remove about 2 gigatons of CO
4192:
The Road to Ten Gigatons - Carbon Removal Scale Up Challenge
3130:
Sanchez, Daniel L.; Kammen, Daniel M. (September 24, 2015).
2471: 1502:
dioxide per year at a cost of USD $ 100 to $ 150 per tonne.
1044:
per year if fully deployed worldwide. In 2018, all analyzed
941:
strategies, the use of CDR counterbalances those emissions.
27:
Removal of atmospheric carbon dioxide through human activity
3273:"The Effects of Carbon Dioxide Removal on the Carbon Cycle" 1576:, which contains the 45Q tax to enhance the CDR market. 860:), if the techniques are used at a global scale. The terms 4177:
Factsheet about CDR by IPCC Sixth Assessment Report WG III
5654:
Illustrative model of greenhouse effect on climate change
4074:"We've Never Seen a Carbon-Removal Plan Like This Before" 108:, agricultural practices that sequester carbon in soils ( 1895: 1724:"Planting trees doesn't always help with climate change" 2241:"6 Ways to Remove Carbon Pollution from the Atmosphere" 1748: 1746: 1744: 4126:"Practical constraints on atmospheric methane removal" 2895:
Creative Commons Attribution 4.0 International License
2671:
Creative Commons Attribution 4.0 International License
1648: – Series of interconnected biochemical reactions 1224:. Consequent forest regrowth then allows continuing CO 1036:
assessed the potential of all forms of CDR other than
5495:
United Nations Framework Convention on Climate Change
3178:. University of Edinburgh Kings Buildings Edinburgh. 1188:
Afforestation, reforestation, and forestry management
1184:
also include direct air capture and storage (DACCS).
833:. Technologies have been proposed for removing non-CO 3337:"Direct Air Capture / A key technology for net zero" 1405:
Direct air capture with carbon sequestration (DACCS)
1077:
Overview listing based on technology readiness level
5672: 5557: 5526: 5455: 5390: 5312: 5234: 5185: 5102: 5059: 4969: 4876: 4729: 4676: 4519: 4343: 4312: 4100:"Why Big Tech is pouring money into carbon removal" 2446:
https://www.ipcc.ch/2021/08/09/ar6-wg1-20210809-pr/
1459:
Carbon sequestration § Sequestration in oceans
1319:
Bioenergy with carbon capture & storage (BECCS)
3399:"Enhancement of oceanic uptake of anthropogenic CO 3048:Jindal, Rohit; Swallow, Brent; Kerr, John (2008). 1440:directly from the ambient air. If the extracted CO 1176:, ocean alkalinity enhancement that amplifies the 3366:Novel carbon capture and utilisation technologies 2402:Climate Change 2022: Mitigation of Climate Change 1268:is another tool that is used in carbon farming. 1256:content. This can also aid plant growth, improve 819:uptake not directly caused by human activities." 5695:Intergovernmental Panel on Climate Change (IPCC) 2261:"Atmospheric methane removal: a research agenda" 1358:and capturing and storing the carbon dioxide (CO 4004: 4002: 4000: 2684:"Sustainability limits needed for CO 2 removal" 806:Carbon dioxide removal (CDR) is defined by the 140:and "monitoring, reporting, and verification" ( 2124:Smith, Steve; et al. (January 19, 2023). 4430:History of climate change policy and politics 4225: 2529:Anderson, K.; Peters, G. (October 14, 2016). 787: 77:. CDR is more and more often integrated into 8: 4011:"Toward the effective and fair funding of CO 1388:, and is under investigation as a method of 4547:Atlantic meridional overturning circulation 2408:. Contribution of Working Group III to the 2341:Intergovernmental Panel on Climate Change. 2030: 2028: 2026: 2024: 2022: 1544:. CDR might also in future be added to the 5776: 5764: 5523: 5512: 5231: 5217: 4966: 4953: 4516: 4503: 4415: 4309: 4296: 4248: 4232: 4218: 4210: 2991:Annals of the New York Academy of Sciences 794: 780: 167: 61:) is a process in which carbon dioxide (CO 5322:Adaptation strategies on the German coast 4455:United Nations Climate Change conferences 4149: 4048: 3842: 3312: 3147: 3106: 3065: 2956:"Carbon Farming | Carbon Cycle Institute" 2931: 2649: 2631: 2562: 2300: 2097: 1808: 1798: 1702:Climate Change: Vital Signs of the Planet 1348:Bioenergy with carbon capture and storage 1326:Bioenergy with carbon capture and storage 1144:Bioenergy with carbon capture and storage 810:as: "Anthropogenic activities removing CO 114:bioenergy with carbon capture and storage 5026:Co-benefits of climate change mitigation 3756: 3754: 1062:geologic sequestration of carbon dioxide 1056:crops. Further research in the areas of 918:carbon dioxide already in the atmosphere 150:carbon dioxide already in the atmosphere 5382:National Adaptation Programme of Action 5171:Land use, land-use change, and forestry 3886:from the original on December 10, 2021. 3397:Matear, R. J. & B. Elliott (2004). 1688: 1490:, the purposeful introduction of plant 1235:Agricultural practices (carbon farming) 731:Territorialisation of carbon governance 175: 5031:Economics of climate change mitigation 4994:Gold Standard (carbon offset standard) 4335:Scientific consensus on climate change 4188:. Info about carbon removal solutions. 3910:from the original on October 20, 2021. 3825:Tamme, Eve; Beck, Larissa Lee (2021). 3806:from the original on February 15, 2020 3768:. University of Oxford. Archived from 3739:from the original on February 21, 2021 2595:from the original on November 22, 2021 2510:from the original on December 20, 2019 2462: 2460: 2349:from the original on December 22, 2019 2189:from the original on November 22, 2021 2119: 2117: 2078:Communications Earth & Environment 1973: 1524:Economics of climate change mitigation 5690:Coupled Model Intercomparison Project 3252:from the original on November 5, 2016 2850: 2848: 2846: 2844: 2842: 2531:"The trouble with negative emissions" 2492: 2490: 2488: 2391: 2389: 2387: 2385: 2343:"Glossary — Global Warming of 1.5 °C" 2234: 2232: 2206: 2204: 2164: 2162: 2160: 2158: 2156: 2154: 2152: 2150: 2148: 2146: 1971: 1969: 1967: 1965: 1963: 1961: 1959: 1957: 1955: 1953: 1889: 1887: 1350:(BECCS) is the process of extracting 1138:Direct air carbon capture and storage 736:Total Carbon Column Observing Network 7: 5712:Representative Concentration Pathway 4653:Tipping points in the climate system 4329:Carbon dioxide in Earth's atmosphere 3796:"Carbon markets get real on removal" 3353:from the original on April 10, 2022. 3182:from the original on October 1, 2019 2762:F. Scholz, U. Hasse (May 15, 2008). 2743:from the original on October 2, 2020 1453:Marine carbon dioxide removal (mCDR) 868:are no longer used in IPCC reports. 5483:Nationally determined contributions 5193:Individual action on climate change 4398:World energy supply and consumption 4198:The State of Carbon Dioxide Removal 3921:Evans, Michael (December 8, 2021). 2774:(5). www.chemsuschem.org: 381–384. 2325:Chapter 1: Introduction and Framing 1532:Although CDR is not covered by the 1505:Electrochemical techniques such as 5622:Fixed anvil temperature hypothesis 3876:Centre for European Policy Studies 3727:Brown, James (February 21, 2021). 3689:from the original on July 1, 2021. 3557:from the original on June 23, 2021 3433:from the original on March 4, 2010 1722:Marshall, Michael (May 26, 2020). 892:Concepts using similar terminology 25: 5549:Satellite temperature measurement 5154:forestry for carbon sequestration 4435:History of climate change science 4072:Robinson Meyer (April 23, 2022). 3958:from the original on June 2, 2014 3708:from the original on May 13, 2021 3344:International Energy Agency (IEA) 3232:"Biochar reducing and removing CO 2827:from the original on June 3, 2021 1872:from the original on May 25, 2021 1781:; Geden, Oliver (March 4, 2021). 1580:Removal of other greenhouse gases 1556:with prominent members including 924:Role in climate change mitigation 5775: 5763: 5752: 5751: 5739: 5400:Climate Change Performance Index 4779:Destruction of cultural heritage 3866:Elkerbout, Milan; Bryhn, Julie. 3794:Giles, Jim (February 10, 2020). 3067:10.1111/j.1477-8947.2008.00176.x 2888: 2664: 1672: – Climate-friendly economy 1630: 1616: 1602: 1426:This section is an excerpt from 1324:This section is an excerpt from 1013:injecting it into the subsurface 908:in a concentrated stream. The CO 761: 760: 183: 5539:Instrumental temperature record 5490:Sustainable Development Goal 13 4204:Land - the planet's carbon sink 4098:Katie Brigham (June 28, 2022). 3403:by macronutrient fertilization" 3208:. Direct.gov.uk. Archived from 2912:Global Ecology and Conservation 2729:Myles, Allen (September 2020). 1696:Buis, Alan (November 7, 2019). 1574:Inflation Reduction Act of 2022 1552:private sector alliance led by 18:Negative emissions technologies 5607:Climate variability and change 4638:Retreat of glaciers since 1850 3761:Myles, Allen (February 2020). 3277:Current Climate Change Reports 3245:. UK Biochar research Center. 1894:Ho, David T. (April 4, 2023). 1834:"An actionable climate target" 1015:, or in the form of insoluble 827:negative emissions technology, 696:Climate reconstruction proxies 1: 5717:Shared Socioeconomic Pathways 5252:Climate emergency declaration 3991:10.1080/14693062.2024.2353148 3704:. World Resources Institute. 1570:Bipartisan Infrastructure Law 1336:Example of BECCS: Diagram of 1266:Sustainable forest management 824:greenhouse gas removal (GGR), 5700:IPCC Sixth Assessment Report 4926:Middle East and North Africa 2866:Royal Academy of Engineering 2473:efforts to eradicate poverty 2442:IPCC Sixth Assessment Report 2175:. National Academies Press. 1510:seawater processing such as 1499:Ocean alkalinity enhancement 1367:Biochar carbon removal (BCR) 1208:As trees grow they absorb CO 666:Carbonate compensation depth 331:Particulate inorganic carbon 126:ocean alkalinity enhancement 4774:Depopulation of settlements 4009:Honegger, Matthias (2023). 3657:10.1016/j.desal.2022.116263 3602:10.1016/j.desal.2020.114386 2933:10.1016/j.gecco.2015.03.002 1546:UK Emissions Trading Scheme 1415:International Energy Agency 1023:Current and potential scale 904:, whose smokestacks emit CO 5830: 5534:Global surface temperature 5425:Popular culture depictions 5337:Ecosystem-based adaptation 5067:Carbon capture and storage 4989:Carbon offsets and credits 4124:Lackner, Klaus S. (2020). 4041:10.1038/s41467-023-36199-4 3454:Environmental Conservation 3346:. April 2022. p. 18. 3176:UK Biochar research center 2099:10.1038/s43247-023-01014-x 1920:10.1038/d41586-023-00953-x 1832:Geden, Oliver (May 2016). 1646:Biological carbon fixation 1521: 1478:sequestration in the ocean 1456: 1425: 1421:global operating capacity. 1370: 1342:carbon capture and storage 1323: 1238: 1083:technology readiness level 988:size of global croplands. 973:carry less of this risk. 898:carbon capture and storage 858:solar radiation management 721:Carbon capture and storage 325:Particulate organic carbon 319:Dissolved inorganic carbon 146:Carbon capture and storage 32:Carbon capture and storage 29: 5746:Climate change portal 5733: 5639:Extreme event attribution 5522: 5511: 5262:School Strike for Climate 5230: 5216: 5141:Climate-smart agriculture 4965: 4952: 4515: 4502: 4425: 4414: 4308: 4295: 4278:Climate change adaptation 4273:Climate change mitigation 4268:Effects of climate change 4258: 4247: 4151:10.1038/s41893-020-0496-7 3844:10.3389/fclim.2021.682882 3474:10.1017/S0376892997000167 3297:10.1007/s40641-018-0104-3 3136:Frontiers for Young Minds 2481:10.1017/9781009157940.004 2444:Working Group 1, 9/8/21, 2245:World Resources Institute 2044:World Resources Institute 1800:10.3389/fclim.2021.638805 1766:10.1017/9781009157896.022 971:sustainable use of energy 939:climate change mitigation 896:CDR can be confused with 822:Synonyms for CDR include 726:Carbon cycle re-balancing 144:) of the entire process. 83:climate change mitigation 5649:Global warming potential 5456:International agreements 5103:Preserving and enhancing 4537:Arctic methane emissions 4459:Years in climate change 4366:Greenhouse gas emissions 4263:Causes of climate change 3108:10.1525/bio.2013.63.10.6 2498:"SR15 Technical Summary" 2451:August 11, 2021, at the 2212:"Greenhouse Gas Removal" 2052:10.46830/wrirpt.21.00090 1542:contracts for difference 1152:(alkalinity enhancement) 701:Carbon-to-nitrogen ratio 661:Carbonate–silicate cycle 629:Carbon dioxide clathrate 624:Clathrate gun hypothesis 452:Net ecosystem production 313:Dissolved organic carbon 5680:Climate change scenario 5332:Disaster risk reduction 4984:Carbon emission trading 4794:U.S. insurance industry 4764:Civilizational collapse 4611:sea surface temperature 3368:. Publications Office. 3149:10.3389/frym.2015.00014 3054:Natural Resources Forum 2700:10.1126/science.adj6171 2620:National Science Review 2555:10.1126/science.aah4567 2410:Sixth Assessment Report 1664:Climate change scenario 1652:Carbon dioxide scrubber 1279:is done, using organic 912:is then compressed and 711:Deep Carbon Observatory 171:Part of a series on the 5814:Carbon dioxide removal 5673:Research and modelling 5357:Nature-based solutions 5177:Nature-based solutions 5119:Carbon dioxide removal 5036:Fossil fuel divestment 5021:Climate risk insurance 4931:Small island countries 4542:Arctic sea ice decline 2857:Greenhouse Gas Removal 2788:10.1002/cssc.200800048 2285:10.1098/rsta.2020.0454 1676:Virgin Earth Challenge 1479: 1422: 1398:Biochar Carbon Removal 1373:Biochar carbon removal 1345: 1132:Biochar carbon removal 902:gas-fired power plants 843:carbon dioxide removal 839:greenhouse gas removal 531:Continental shelf pump 307:Total inorganic carbon 273:Satellite measurements 85:strategies. Achieving 71:greenhouse gas removal 55:Carbon dioxide removal 51: 5809:Climate change policy 5634:Earth's energy budget 5517:Background and theory 5405:Climate crisis (term) 5077:Fossil fuel phase-out 4971:Economics and finance 4936:by individual country 4878:By country and region 4853:Security and conflict 4848:Psychological impacts 4527:Abrupt climate change 4450:Charles David Keeling 4283:By country and region 4130:Nature Sustainability 4020:Nature Communications 4015:removal technologies" 3206:Biomass Energy Center 2418:10.1017/9781009157926 1610:Climate change portal 1522:Further information: 1466: 1412: 1335: 1254:soil's organic matter 1066:carbon mineralization 716:Global Carbon Project 447:Ecosystem respiration 42: 5463:Glasgow Climate Pact 5124:Carbon sequestration 4689:Mass mortality event 3831:Frontiers in Climate 3427:10.1029/2000JC000321 1787:Frontiers in Climate 1394:carbon sequestration 1390:carbon sequestration 1260:capacity and reduce 1258:soil water retention 1178:oceanic carbon cycle 1100:carbon sequestration 545:Carbon sequestration 301:Total organic carbon 5804:Climate engineering 5602:Climate sensitivity 5377:The Adaptation Fund 4833:Infectious diseases 4730:Social and economic 4142:2020NatSu...3..357L 4033:2023NatCo..14..534H 3649:2023Desal.54816263M 3594:2020Desal.48314386M 3466:1997EnvCo..24...99J 3419:2004JGRC..109.4001M 3289:2018CCCR....4..250K 3003:2021NYASA1505..102A 2960:www.carboncycle.org 2924:2015GEcoC...3..654N 2780:2008ChSCh...1..381S 2633:10.1093/nsr/nwad254 2547:2016Sci...354..182A 2277:2021RSPTA.37900454J 2090:2023ComEE...4..349S 1912:2023Natur.616....9H 1850:2016NatGe...9..340G 1754:Annex VII: Glossary 1658:Carbon-neutral fuel 1538:European Commission 1518:Costs and economics 1488:ocean fertilization 1417:reported growth in 1362:) that is produced. 1174:Ocean fertilization 1150:Enhanced weathering 1046:mitigation pathways 1038:ocean fertilization 866:climate engineering 854:climate engineering 592:Atmospheric methane 558:Soil carbon storage 408:Reverse Krebs cycle 263:Ocean acidification 138:life cycle analysis 130:wetland restoration 122:ocean fertilization 95:net zero emissions" 81:, as an element of 5173:(LULUCF and AFOLU) 5145:Forest management 5129:Direct air capture 5094:Sustainable energy 5051:Net zero emissions 5046:Low-carbon economy 5041:Green Climate Fund 4828:Indigenous peoples 4721:Plant biodiversity 4509:Effects and issues 3775:on October 2, 2020 3212:on October 3, 2016 3202:"What is Biomass?" 3172:"What is biochar?" 3011:10.1111/nyas.14690 2271:(2210): 20200454. 1670:Low-carbon economy 1588:, others say that 1480: 1434:Direct air capture 1428:Direct air capture 1423: 1419:direct air capture 1380:is created by the 1346: 1305:ecosystem services 1058:direct air capture 957:Critique and risks 671:Great Calcite Belt 619:Aerobic production 439:Carbon respiration 381:Metabolic pathways 341:Primary production 118:direct air capture 87:net zero emissions 75:negative emissions 52: 5791: 5790: 5729: 5728: 5725: 5724: 5664:Radiative forcing 5507: 5506: 5503: 5502: 5327:Adaptive capacity 5212: 5211: 5208: 5207: 5072:Energy transition 4948: 4947: 4944: 4943: 4658:Tropical cyclones 4584:Urban heat island 4498: 4497: 4410: 4409: 4406: 4405: 4371:Carbon accounting 4325:Greenhouse effect 4291: 4290: 4206:, United Nations. 3903:. HM Government. 3553:. June 23, 2021. 3516:978-0-309-08761-2 3383:978-92-79-82006-9 2875:978-1-78252-349-9 2821:Climate Transform 2694:(6682): 484–486. 2541:(6309): 182–183. 2182:978-0-309-48452-7 2012:978-0-12-819663-2 1979:Technical Summary 1838:Nature Geoscience 1340:power plant with 1313:biodiversity loss 1127:forest management 804: 803: 602:Methane emissions 258:In the atmosphere 16:(Redirected from 5821: 5779: 5778: 5767: 5766: 5755: 5754: 5744: 5743: 5742: 5707:Paleoclimatology 5524: 5513: 5274:Ecological grief 5257:Climate movement 5232: 5218: 5198:Plant-based diet 5089:Renewable energy 4967: 4954: 4789:Economic impacts 4711:Invasive species 4567:Coastal flooding 4517: 4504: 4440:Svante Arrhenius 4416: 4386:from agriculture 4376:Carbon footprint 4361:Greenhouse gases 4310: 4297: 4249: 4234: 4227: 4220: 4211: 4164: 4163: 4153: 4121: 4115: 4114: 4112: 4110: 4095: 4089: 4088: 4086: 4084: 4069: 4063: 4062: 4052: 4006: 3995: 3994: 3974: 3968: 3967: 3965: 3963: 3948:"Pricing Carbon" 3944: 3938: 3937: 3935: 3933: 3918: 3912: 3911: 3909: 3902: 3894: 3888: 3887: 3885: 3872: 3863: 3857: 3856: 3846: 3822: 3816: 3815: 3813: 3811: 3791: 3785: 3784: 3782: 3780: 3774: 3767: 3758: 3749: 3748: 3746: 3744: 3724: 3718: 3717: 3715: 3713: 3697: 3691: 3690: 3685:. 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May 13, 2021. 2813: 2807: 2806: 2804: 2802: 2759: 2753: 2752: 2750: 2748: 2742: 2735: 2726: 2720: 2719: 2679: 2673: 2668: 2663: 2653: 2635: 2611: 2605: 2604: 2602: 2600: 2566: 2526: 2520: 2519: 2517: 2515: 2509: 2502: 2494: 2483: 2464: 2455: 2438: 2432: 2431: 2407: 2393: 2380: 2379: 2377: 2375: 2365: 2359: 2358: 2356: 2354: 2338: 2332: 2321: 2315: 2314: 2304: 2255: 2249: 2248: 2236: 2227: 2226: 2224: 2222: 2216:Net Zero Climate 2208: 2199: 2198: 2196: 2194: 2166: 2141: 2140: 2138: 2136: 2121: 2112: 2111: 2101: 2069: 2063: 2062: 2041: 2032: 2017: 2016: 1992: 1986: 1975: 1948: 1947: 1891: 1882: 1881: 1879: 1877: 1858:10.1038/ngeo2699 1829: 1823: 1822: 1812: 1802: 1774: 1768: 1750: 1739: 1738: 1736: 1734: 1719: 1713: 1712: 1710: 1708: 1693: 1640: 1635: 1634: 1626: 1621: 1620: 1612: 1607: 1606: 1605: 1536:as of 2021, the 1477: 1476: 1475: 796: 789: 782: 769: 764: 763: 568:pelagic sediment 462:Soil respiration 457:Photorespiration 187: 168: 21: 5829: 5828: 5824: 5823: 5822: 5820: 5819: 5818: 5794: 5793: 5792: 5787: 5740: 5738: 5721: 5668: 5659:Orbital forcing 5553: 5518: 5499: 5473:Paris Agreement 5451: 5447:Warming stripes 5386: 5352:Managed retreat 5347:Loss and damage 5308: 5242:Business action 5226: 5204: 5181: 5104: 5098: 5055: 5016:Climate finance 4961: 4940: 4872: 4725: 4701:Extinction risk 4677:Flora and fauna 4672: 4633:Permafrost thaw 4628:Ozone depletion 4557:Extreme weather 4511: 4494: 4421: 4402: 4339: 4304: 4287: 4254: 4243: 4238: 4173: 4168: 4167: 4123: 4122: 4118: 4108: 4106: 4097: 4096: 4092: 4082: 4080: 4071: 4070: 4066: 4014: 4008: 4007: 3998: 3976: 3975: 3971: 3961: 3959: 3946: 3945: 3941: 3931: 3929: 3920: 3919: 3915: 3907: 3900: 3896: 3895: 3891: 3883: 3870: 3865: 3864: 3860: 3824: 3823: 3819: 3809: 3807: 3793: 3792: 3788: 3778: 3776: 3772: 3765: 3760: 3759: 3752: 3742: 3740: 3726: 3725: 3721: 3711: 3709: 3699: 3698: 3694: 3677: 3676: 3672: 3630: 3629: 3625: 3575: 3574: 3570: 3560: 3558: 3545: 3544: 3540: 3517: 3494: 3493: 3489: 3451: 3450: 3446: 3436: 3434: 3407:J. Geophys. Res 3402: 3396: 3395: 3391: 3384: 3363: 3362: 3358: 3350: 3339: 3335: 3334: 3330: 3270: 3269: 3265: 3255: 3253: 3249: 3238: 3235: 3230: 3229: 3225: 3215: 3213: 3200: 3199: 3195: 3185: 3183: 3170: 3169: 3165: 3129: 3128: 3124: 3101:(10): 793–803. 3088: 3087: 3083: 3047: 3046: 3042: 2984: 2983: 2979: 2969: 2967: 2966:on May 21, 2021 2954: 2953: 2949: 2905: 2904: 2900: 2876: 2854: 2853: 2840: 2830: 2828: 2815: 2814: 2810: 2800: 2798: 2761: 2760: 2756: 2746: 2744: 2740: 2733: 2728: 2727: 2723: 2681: 2680: 2676: 2626:(12): nwad254. 2613: 2612: 2608: 2598: 2596: 2528: 2527: 2523: 2513: 2511: 2507: 2500: 2496: 2495: 2486: 2465: 2458: 2453:Wayback Machine 2439: 2435: 2428: 2405: 2395: 2394: 2383: 2373: 2371: 2367: 2366: 2362: 2352: 2350: 2340: 2339: 2335: 2322: 2318: 2257: 2256: 2252: 2238: 2237: 2230: 2220: 2218: 2210: 2209: 2202: 2192: 2190: 2183: 2168: 2167: 2144: 2134: 2132: 2123: 2122: 2115: 2071: 2070: 2066: 2039: 2034: 2033: 2020: 2013: 1994: 1993: 1989: 1976: 1951: 1893: 1892: 1885: 1875: 1873: 1831: 1830: 1826: 1776: 1775: 1771: 1751: 1742: 1732: 1730: 1721: 1720: 1716: 1706: 1704: 1695: 1694: 1690: 1685: 1636: 1629: 1622: 1615: 1608: 1603: 1601: 1598: 1582: 1526: 1520: 1507:electrodialysis 1474: 1471: 1470: 1469: 1467: 1461: 1455: 1450: 1449: 1443: 1431: 1407: 1375: 1369: 1364: 1363: 1361: 1329: 1321: 1287:, working with 1243: 1237: 1227: 1211: 1190: 1117:coastal wetland 1079: 1074: 1043: 1030: 1025: 994: 959: 951: 926: 911: 907: 894: 874: 836: 818: 813: 800: 759: 752: 751: 750: 690: 682: 681: 680: 645: 635: 634: 633: 586: 576: 575: 574: 563:Marine sediment 547: 537: 536: 535: 496:Solubility pump 484:Biological pump 478: 468: 467: 466: 441: 431: 430: 429: 413:Carbon fixation 398: 383: 373: 372: 371: 352: 336: 289: 287:Forms of carbon 279: 278: 277: 252: 242: 241: 240: 195: 166: 158: 64: 35: 28: 23: 22: 15: 12: 11: 5: 5827: 5825: 5817: 5816: 5811: 5806: 5796: 5795: 5789: 5788: 5786: 5785: 5773: 5761: 5749: 5734: 5731: 5730: 5727: 5726: 5723: 5722: 5720: 5719: 5714: 5709: 5704: 5703: 5702: 5692: 5687: 5682: 5676: 5674: 5670: 5669: 5667: 5666: 5661: 5656: 5651: 5646: 5641: 5636: 5631: 5626: 5625: 5624: 5614: 5612:Cloud feedback 5609: 5604: 5599: 5594: 5593: 5592: 5587: 5582: 5577: 5567: 5561: 5559: 5555: 5554: 5552: 5551: 5546: 5541: 5536: 5530: 5528: 5520: 5519: 5516: 5509: 5508: 5505: 5504: 5501: 5500: 5498: 5497: 5492: 5487: 5486: 5485: 5480: 5470: 5468:Kyoto Protocol 5465: 5459: 5457: 5453: 5452: 5450: 5449: 5444: 5443: 5442: 5437: 5432: 5422: 5420:Media coverage 5417: 5412: 5410:Climate spiral 5407: 5402: 5396: 5394: 5388: 5387: 5385: 5384: 5379: 5374: 5369: 5364: 5359: 5354: 5349: 5344: 5339: 5334: 5329: 5324: 5318: 5316: 5310: 5309: 5307: 5306: 5301: 5299:Public opinion 5296: 5291: 5286: 5281: 5276: 5271: 5266: 5265: 5264: 5254: 5249: 5247:Climate action 5244: 5238: 5236: 5228: 5227: 5221: 5214: 5213: 5210: 5209: 5206: 5205: 5203: 5202: 5201: 5200: 5189: 5187: 5183: 5182: 5180: 5179: 5174: 5168: 5167: 5166: 5161: 5159:REDD and REDD+ 5156: 5151: 5143: 5138: 5136:Carbon farming 5133: 5132: 5131: 5126: 5116: 5110: 5108: 5100: 5099: 5097: 5096: 5091: 5086: 5081: 5080: 5079: 5069: 5063: 5061: 5057: 5056: 5054: 5053: 5048: 5043: 5038: 5033: 5028: 5023: 5018: 5013: 5008: 5003: 4998: 4997: 4996: 4986: 4981: 4975: 4973: 4963: 4962: 4957: 4950: 4949: 4946: 4945: 4942: 4941: 4939: 4938: 4933: 4928: 4923: 4918: 4913: 4908: 4903: 4898: 4893: 4888: 4882: 4880: 4874: 4873: 4871: 4870: 4868:Water security 4865: 4863:Water scarcity 4860: 4858:Urban flooding 4855: 4850: 4845: 4840: 4835: 4830: 4825: 4820: 4819: 4818: 4808: 4803: 4798: 4797: 4796: 4786: 4781: 4776: 4771: 4766: 4761: 4756: 4751: 4750: 4749: 4744: 4733: 4731: 4727: 4726: 4724: 4723: 4718: 4713: 4708: 4706:Forest dieback 4703: 4698: 4693: 4692: 4691: 4680: 4678: 4674: 4673: 4671: 4670: 4665: 4660: 4655: 4650: 4645: 4643:Sea level rise 4640: 4635: 4630: 4625: 4624: 4623: 4618: 4616:stratification 4613: 4608: 4603: 4598: 4588: 4587: 4586: 4581: 4571: 4570: 4569: 4559: 4554: 4549: 4544: 4539: 4534: 4529: 4523: 4521: 4513: 4512: 4507: 4500: 4499: 4496: 4495: 4493: 4492: 4491: 4490: 4485: 4480: 4475: 4470: 4465: 4457: 4452: 4447: 4442: 4437: 4432: 4426: 4423: 4422: 4419: 4412: 4411: 4408: 4407: 4404: 4403: 4401: 4400: 4395: 4394: 4393: 4388: 4383: 4381:Carbon leakage 4378: 4373: 4363: 4358: 4353: 4347: 4345: 4341: 4340: 4338: 4337: 4332: 4322: 4320:Climate system 4316: 4314: 4306: 4305: 4300: 4293: 4292: 4289: 4288: 4286: 4285: 4280: 4275: 4270: 4265: 4259: 4256: 4255: 4252: 4245: 4244: 4241:Climate change 4239: 4237: 4236: 4229: 4222: 4214: 4208: 4207: 4201: 4195: 4189: 4179: 4172: 4171:External links 4169: 4166: 4165: 4116: 4090: 4064: 4012: 3996: 3983:Climate Policy 3969: 3952:The World Bank 3939: 3913: 3889: 3858: 3817: 3786: 3750: 3719: 3692: 3670: 3623: 3568: 3538: 3515: 3507:10.17226/26278 3487: 3444: 3413:(C4): C04001. 3400: 3389: 3382: 3356: 3328: 3283:(3): 250–265. 3263: 3233: 3223: 3193: 3163: 3122: 3081: 3060:(2): 116–130. 3040: 2997:(1): 102–117. 2977: 2947: 2898: 2874: 2860:. London: The 2838: 2808: 2754: 2721: 2674: 2606: 2521: 2484: 2456: 2433: 2426: 2381: 2360: 2333: 2316: 2250: 2228: 2200: 2181: 2142: 2113: 2064: 2018: 2011: 1987: 1949: 1883: 1844:(5): 340–342. 1824: 1779:Wreford, Anita 1769: 1740: 1714: 1687: 1686: 1684: 1681: 1680: 1679: 1673: 1667: 1661: 1655: 1649: 1642: 1641: 1627: 1613: 1597: 1594: 1581: 1578: 1519: 1516: 1472: 1454: 1451: 1441: 1438:carbon dioxide 1432: 1424: 1406: 1403: 1371:Main article: 1368: 1365: 1359: 1330: 1322: 1320: 1317: 1301:bamboo farming 1275:and livestock 1246:Carbon farming 1241:Carbon farming 1239:Main article: 1236: 1233: 1225: 1209: 1194:photosynthesis 1189: 1186: 1181: 1180: 1171: 1153: 1147: 1141: 1135: 1129: 1120: 1110: 1096: 1078: 1075: 1073: 1070: 1041: 1028: 1024: 1021: 993: 990: 958: 955: 949: 925: 922: 909: 905: 893: 890: 889: 888: 885: 873: 870: 862:geoengineering 850:geoengineering 834: 831:carbon removal 816: 811: 802: 801: 799: 798: 791: 784: 776: 773: 772: 771: 770: 754: 753: 749: 748: 743: 738: 733: 728: 723: 718: 713: 708: 706:Deep biosphere 703: 698: 692: 691: 688: 687: 684: 683: 679: 678: 676:Redfield ratio 673: 668: 663: 658: 656:Nutrient cycle 653: 647: 646: 643:Biogeochemical 641: 640: 637: 636: 632: 631: 626: 621: 616: 615: 614: 609: 599: 597:Methanogenesis 594: 588: 587: 582: 581: 578: 577: 573: 572: 571: 570: 560: 555: 549: 548: 543: 542: 539: 538: 534: 533: 528: 523: 518: 513: 511:Microbial loop 508: 503: 498: 493: 492: 491: 480: 479: 474: 473: 470: 469: 465: 464: 459: 454: 449: 443: 442: 437: 436: 433: 432: 428: 427: 426: 425: 420: 410: 405: 399: 397: 396: 394:Chemosynthesis 391: 389:Photosynthesis 385: 384: 379: 378: 375: 374: 370: 369: 364: 359: 353: 351: 350: 349: 348: 337: 335: 334: 328: 322: 316: 310: 304: 298: 291: 290: 285: 284: 281: 280: 276: 275: 270: 265: 260: 254: 253: 250:Carbon dioxide 248: 247: 244: 243: 239: 238: 233: 228: 223: 218: 213: 208: 203: 197: 196: 193: 192: 189: 188: 180: 179: 173: 172: 165: 162: 156: 110:carbon farming 79:climate policy 67:carbon removal 62: 44:Planting trees 26: 24: 14: 13: 10: 9: 6: 4: 3: 2: 5826: 5815: 5812: 5810: 5807: 5805: 5802: 5801: 5799: 5784: 5783: 5774: 5772: 5771: 5762: 5760: 5759: 5750: 5748: 5747: 5736: 5735: 5732: 5718: 5715: 5713: 5710: 5708: 5705: 5701: 5698: 5697: 5696: 5693: 5691: 5688: 5686: 5685:Climate model 5683: 5681: 5678: 5677: 5675: 5671: 5665: 5662: 5660: 5657: 5655: 5652: 5650: 5647: 5645: 5642: 5640: 5637: 5635: 5632: 5630: 5627: 5623: 5620: 5619: 5618: 5617:Cloud forcing 5615: 5613: 5610: 5608: 5605: 5603: 5600: 5598: 5595: 5591: 5588: 5586: 5583: 5581: 5578: 5576: 5573: 5572: 5571: 5568: 5566: 5563: 5562: 5560: 5556: 5550: 5547: 5545: 5542: 5540: 5537: 5535: 5532: 5531: 5529: 5525: 5521: 5514: 5510: 5496: 5493: 5491: 5488: 5484: 5481: 5479: 5476: 5475: 5474: 5471: 5469: 5466: 5464: 5461: 5460: 5458: 5454: 5448: 5445: 5441: 5438: 5436: 5433: 5431: 5428: 5427: 5426: 5423: 5421: 5418: 5416: 5413: 5411: 5408: 5406: 5403: 5401: 5398: 5397: 5395: 5393: 5392:Communication 5389: 5383: 5380: 5378: 5375: 5373: 5372:Vulnerability 5370: 5368: 5365: 5363: 5360: 5358: 5355: 5353: 5350: 5348: 5345: 5343: 5342:Flood control 5340: 5338: 5335: 5333: 5330: 5328: 5325: 5323: 5320: 5319: 5317: 5315: 5311: 5305: 5302: 5300: 5297: 5295: 5292: 5290: 5287: 5285: 5282: 5280: 5277: 5275: 5272: 5270: 5267: 5263: 5260: 5259: 5258: 5255: 5253: 5250: 5248: 5245: 5243: 5240: 5239: 5237: 5233: 5229: 5225: 5219: 5215: 5199: 5196: 5195: 5194: 5191: 5190: 5188: 5184: 5178: 5175: 5172: 5169: 5165: 5164:reforestation 5162: 5160: 5157: 5155: 5152: 5150: 5149:afforestation 5147: 5146: 5144: 5142: 5139: 5137: 5134: 5130: 5127: 5125: 5122: 5121: 5120: 5117: 5115: 5112: 5111: 5109: 5107: 5101: 5095: 5092: 5090: 5087: 5085: 5084:Nuclear power 5082: 5078: 5075: 5074: 5073: 5070: 5068: 5065: 5064: 5062: 5058: 5052: 5049: 5047: 5044: 5042: 5039: 5037: 5034: 5032: 5029: 5027: 5024: 5022: 5019: 5017: 5014: 5012: 5009: 5007: 5004: 5002: 4999: 4995: 4992: 4991: 4990: 4987: 4985: 4982: 4980: 4979:Carbon budget 4977: 4976: 4974: 4972: 4968: 4964: 4960: 4955: 4951: 4937: 4934: 4932: 4929: 4927: 4924: 4922: 4919: 4917: 4914: 4912: 4909: 4907: 4904: 4902: 4899: 4897: 4894: 4892: 4889: 4887: 4884: 4883: 4881: 4879: 4875: 4869: 4866: 4864: 4861: 4859: 4856: 4854: 4851: 4849: 4846: 4844: 4841: 4839: 4836: 4834: 4831: 4829: 4826: 4824: 4821: 4817: 4816:Mental health 4814: 4813: 4812: 4809: 4807: 4804: 4802: 4799: 4795: 4792: 4791: 4790: 4787: 4785: 4782: 4780: 4777: 4775: 4772: 4770: 4767: 4765: 4762: 4760: 4757: 4755: 4752: 4748: 4747:United States 4745: 4743: 4740: 4739: 4738: 4735: 4734: 4732: 4728: 4722: 4719: 4717: 4714: 4712: 4709: 4707: 4704: 4702: 4699: 4697: 4694: 4690: 4687: 4686: 4685: 4682: 4681: 4679: 4675: 4669: 4666: 4664: 4661: 4659: 4656: 4654: 4651: 4649: 4646: 4644: 4641: 4639: 4636: 4634: 4631: 4629: 4626: 4622: 4619: 4617: 4614: 4612: 4609: 4607: 4604: 4602: 4601:deoxygenation 4599: 4597: 4596:acidification 4594: 4593: 4592: 4589: 4585: 4582: 4580: 4577: 4576: 4575: 4572: 4568: 4565: 4564: 4563: 4560: 4558: 4555: 4553: 4550: 4548: 4545: 4543: 4540: 4538: 4535: 4533: 4530: 4528: 4525: 4524: 4522: 4518: 4514: 4510: 4505: 4501: 4489: 4486: 4484: 4481: 4479: 4476: 4474: 4471: 4469: 4466: 4464: 4461: 4460: 4458: 4456: 4453: 4451: 4448: 4446: 4443: 4441: 4438: 4436: 4433: 4431: 4428: 4427: 4424: 4417: 4413: 4399: 4396: 4392: 4391:from wetlands 4389: 4387: 4384: 4382: 4379: 4377: 4374: 4372: 4369: 4368: 4367: 4364: 4362: 4359: 4357: 4354: 4352: 4351:Deforestation 4349: 4348: 4346: 4342: 4336: 4333: 4330: 4326: 4323: 4321: 4318: 4317: 4315: 4311: 4307: 4303: 4298: 4294: 4284: 4281: 4279: 4276: 4274: 4271: 4269: 4266: 4264: 4261: 4260: 4257: 4250: 4246: 4242: 4235: 4230: 4228: 4223: 4221: 4216: 4215: 4212: 4205: 4202: 4200:report. 2023. 4199: 4196: 4193: 4190: 4187: 4183: 4180: 4178: 4175: 4174: 4170: 4161: 4157: 4152: 4147: 4143: 4139: 4135: 4131: 4127: 4120: 4117: 4105: 4101: 4094: 4091: 4079: 4075: 4068: 4065: 4060: 4056: 4051: 4046: 4042: 4038: 4034: 4030: 4026: 4022: 4021: 4016: 4005: 4003: 4001: 3997: 3992: 3988: 3984: 3980: 3973: 3970: 3957: 3953: 3949: 3943: 3940: 3928: 3924: 3917: 3914: 3906: 3899: 3893: 3890: 3882: 3878: 3877: 3869: 3862: 3859: 3854: 3850: 3845: 3840: 3836: 3832: 3828: 3821: 3818: 3805: 3801: 3797: 3790: 3787: 3771: 3764: 3757: 3755: 3751: 3738: 3734: 3730: 3723: 3720: 3707: 3703: 3696: 3693: 3688: 3684: 3680: 3674: 3671: 3666: 3662: 3658: 3654: 3650: 3646: 3642: 3638: 3634: 3627: 3624: 3619: 3615: 3611: 3607: 3603: 3599: 3595: 3591: 3587: 3583: 3579: 3572: 3569: 3556: 3552: 3548: 3542: 3539: 3534: 3530: 3526: 3522: 3518: 3512: 3508: 3504: 3500: 3499: 3491: 3488: 3483: 3479: 3475: 3471: 3467: 3463: 3460:(2): 99–104. 3459: 3455: 3448: 3445: 3432: 3428: 3424: 3420: 3416: 3412: 3408: 3404: 3393: 3390: 3385: 3379: 3375: 3374:10.2777/01532 3371: 3367: 3360: 3357: 3349: 3345: 3338: 3332: 3329: 3324: 3320: 3315: 3310: 3306: 3302: 3298: 3294: 3290: 3286: 3282: 3278: 3274: 3267: 3264: 3248: 3244: 3237: 3227: 3224: 3211: 3207: 3203: 3197: 3194: 3181: 3177: 3173: 3167: 3164: 3159: 3155: 3150: 3145: 3141: 3137: 3133: 3126: 3123: 3118: 3114: 3109: 3104: 3100: 3096: 3092: 3085: 3082: 3077: 3073: 3068: 3063: 3059: 3055: 3051: 3044: 3041: 3036: 3032: 3028: 3024: 3020: 3016: 3012: 3008: 3004: 3000: 2996: 2992: 2988: 2981: 2978: 2965: 2961: 2957: 2951: 2948: 2943: 2939: 2934: 2929: 2925: 2921: 2917: 2913: 2909: 2902: 2899: 2896: 2891: 2885: 2881: 2877: 2871: 2867: 2863: 2862:Royal Society 2859: 2858: 2851: 2849: 2847: 2845: 2843: 2839: 2826: 2822: 2818: 2812: 2809: 2797: 2793: 2789: 2785: 2781: 2777: 2773: 2769: 2765: 2758: 2755: 2739: 2732: 2725: 2722: 2717: 2713: 2709: 2705: 2701: 2697: 2693: 2689: 2685: 2678: 2675: 2672: 2667: 2661: 2657: 2652: 2647: 2643: 2639: 2634: 2629: 2625: 2621: 2617: 2610: 2607: 2594: 2590: 2586: 2582: 2578: 2574: 2570: 2565: 2564:11250/2491451 2560: 2556: 2552: 2548: 2544: 2540: 2536: 2532: 2525: 2522: 2506: 2499: 2493: 2491: 2489: 2485: 2482: 2478: 2474: 2469: 2463: 2461: 2457: 2454: 2450: 2447: 2443: 2437: 2434: 2429: 2427:9781009157926 2423: 2419: 2415: 2411: 2404: 2403: 2398: 2392: 2390: 2388: 2386: 2382: 2370: 2364: 2361: 2348: 2344: 2337: 2334: 2330: 2326: 2320: 2317: 2312: 2308: 2303: 2298: 2294: 2290: 2286: 2282: 2278: 2274: 2270: 2266: 2262: 2254: 2251: 2246: 2242: 2235: 2233: 2229: 2217: 2213: 2207: 2205: 2201: 2188: 2184: 2178: 2174: 2173: 2165: 2163: 2161: 2159: 2157: 2155: 2153: 2151: 2149: 2147: 2143: 2131: 2127: 2120: 2118: 2114: 2109: 2105: 2100: 2095: 2091: 2087: 2083: 2079: 2075: 2068: 2065: 2061: 2057: 2053: 2049: 2045: 2038: 2031: 2029: 2027: 2025: 2023: 2019: 2014: 2008: 2004: 2000: 1999: 1991: 1988: 1984: 1980: 1974: 1972: 1970: 1968: 1966: 1964: 1962: 1960: 1958: 1956: 1954: 1950: 1945: 1941: 1937: 1933: 1929: 1925: 1921: 1917: 1913: 1909: 1905: 1901: 1897: 1890: 1888: 1884: 1871: 1867: 1863: 1859: 1855: 1851: 1847: 1843: 1839: 1835: 1828: 1825: 1820: 1816: 1811: 1806: 1801: 1796: 1792: 1788: 1784: 1780: 1773: 1770: 1767: 1763: 1759: 1755: 1752:IPCC, 2021: " 1749: 1747: 1745: 1741: 1729: 1725: 1718: 1715: 1703: 1699: 1692: 1689: 1682: 1677: 1674: 1671: 1668: 1665: 1662: 1659: 1656: 1653: 1650: 1647: 1644: 1643: 1639: 1633: 1628: 1625: 1624:Plants portal 1619: 1614: 1611: 1600: 1595: 1593: 1591: 1590:nitrous oxide 1587: 1579: 1577: 1575: 1571: 1567: 1563: 1559: 1555: 1549: 1547: 1543: 1539: 1535: 1530: 1525: 1517: 1515: 1513: 1508: 1503: 1500: 1496: 1493: 1489: 1485: 1484:carbonic acid 1465: 1460: 1452: 1447: 1439: 1435: 1429: 1420: 1416: 1411: 1404: 1402: 1399: 1395: 1391: 1387: 1383: 1379: 1374: 1366: 1357: 1353: 1349: 1343: 1339: 1334: 1327: 1318: 1316: 1314: 1310: 1306: 1302: 1298: 1297:reforestation 1294: 1290: 1286: 1282: 1278: 1274: 1269: 1267: 1263: 1259: 1255: 1251: 1247: 1242: 1234: 1232: 1229: 1223: 1217: 1215: 1206: 1203: 1202:Reforestation 1199: 1198:Afforestation 1195: 1187: 1185: 1179: 1175: 1172: 1169: 1168:seagrass beds 1165: 1161: 1157: 1154: 1151: 1148: 1145: 1142: 1139: 1136: 1133: 1130: 1128: 1124: 1121: 1118: 1114: 1111: 1109: 1105: 1101: 1097: 1095: 1094:reforestation 1091: 1090:Afforestation 1088: 1087: 1086: 1084: 1076: 1071: 1069: 1067: 1063: 1059: 1055: 1049: 1047: 1039: 1035: 1022: 1020: 1018: 1014: 1009: 1007: 1003: 999: 991: 989: 985: 981: 979: 974: 972: 966: 964: 956: 954: 947: 942: 940: 935: 931: 923: 921: 919: 915: 903: 899: 891: 886: 883: 879: 878: 877: 871: 869: 867: 863: 859: 855: 851: 846: 844: 840: 832: 828: 825: 820: 809: 797: 792: 790: 785: 783: 778: 777: 775: 774: 768: 758: 757: 756: 755: 747: 744: 742: 739: 737: 734: 732: 729: 727: 724: 722: 719: 717: 714: 712: 709: 707: 704: 702: 699: 697: 694: 693: 686: 685: 677: 674: 672: 669: 667: 664: 662: 659: 657: 654: 652: 651:Marine cycles 649: 648: 644: 639: 638: 630: 627: 625: 622: 620: 617: 613: 610: 608: 605: 604: 603: 600: 598: 595: 593: 590: 589: 585: 580: 579: 569: 566: 565: 564: 561: 559: 556: 554: 551: 550: 546: 541: 540: 532: 529: 527: 524: 522: 519: 517: 514: 512: 509: 507: 504: 502: 499: 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Hansen 4133: 4129: 4119: 4107:. 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Index

Negative emissions technologies
Carbon capture and storage

Planting trees
nature-based
climate policy
climate change mitigation
net zero emissions
afforestation
reforestation
carbon farming
bioenergy with carbon capture and storage
direct air capture
ocean fertilization
ocean alkalinity enhancement
wetland restoration
blue carbon
life cycle analysis
MRV
Carbon capture and storage
carbon dioxide already in the atmosphere
Carbon cycle

Terrestrial
Marine
Atmospheric
Deep carbon
Soil
Permafrost
Boreal forest

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