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have established their entire nations as nitrate vulnerable zones. These countries take a broader approach to designating nation-wide nitrate vulnerable zones because of the quality of the groundwater as well as marine
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The Welsh
Government introduced an all Wales NVZ in 2021, previously, 2.4% of Wales' land was designated as a NVZ. Environmental and fishing groups welcomed the new rules. It will be rolled out, pending a review by the
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identifies nitrate vulnerable zones as discrete zones in specific agricultural regions. There are at least 70 nitrate vulnerable zones in
England and several in Wales, covering 600,000
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Arauzo, M (2017). "Vulnerability of groundwater resources to nitrate pollution: A simple and effective procedure for delimiting
Nitrate Vulnerable Zones".
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312:"Nitrate Vulnerable Zones and Nitrate Sensitive Areas: A Policy and Technical Analysis of Groundwater Source Protection in England and Wales"
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due to environmental and health threats. A nitrate vulnerable zone can be designated as a response to an increase in
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guidelines, meaning that farmers are expected to adhere to the given regulations without receiving any
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mandate that all countries in the EU must reduce the nitrate in drinking water to a maximum of 50 NO
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can negatively affect infant health. With continued use of contaminated water, infants can develop
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Agriculture in the United
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is applied to the land and holding the waste in tanks until application.
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One of the primary causes of nitrate pollution is the use of nitrogen
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Prohibiting application of fertilizer during the winter when
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Knobeloch L, Salna B, Hogan A, Postle J, Anderson H (2000).
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High levels of nitrate in drinking water used to prepare
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mg/L to protect public health and environmental health.
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of nitrate in a given area reaches or surpasses 50 NO
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of waterways, leading to excessive algal growth and
351:"Blue babies and nitrate-contaminated well water"
156:Nitrate vulnerable zones are designated when the
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214:government in response to the
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310:Osborn S, Cook HF (1997).
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236:hectares
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