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above
Grinnell. Repeat photography taken between the years 1938 and 2009 (as shown below) show that Grinnell Glacier has retreated significantly over that period. The Salamander and Gem Glaciers have shown little change in area over the same period of time. The Salamander receives its name for its
218:
levels increase at a worst-case scenario, all the glaciers in the park, including
Grinnell, will disappear by the year 2030. However, under a modest increase in overall carbon dioxide levels, some glaciers will remain until the year 2277.
211:, an ice apron or shelf glacier that used to be attached to Grinnell, but is now separate. By 1993, Grinnell Glacier measured 220 acres (0.89 km) and The Salamander measured 57 acres (0.23 km).
207:. When compared with images taken over subsequent years, the glacier has obviously retreated substantially. In 1850, Grinnell Glacier measured 710 acres (2.9 km), including the area of
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The glacier has been one of the most photographed glaciers in the park and many of these photographs date back to the mid 19th century during the late
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241:. The trail has an altitude gain of just over 1,600 ft (490 m), with the majority of that in the second half of the hike.
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516:"Monitoring and Assessing Glacier Changes and Their Associated Hydrologic and Ecologic Effects in Glacier National Park"
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and explorer, who was also a strong advocate of ensuring the creation of
Glacier National Park. The glacier is in the
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Between 1966 and 2005, Grinnell
Glacier lost almost 40 percent of its acreage. Glaciologists have predicted that if
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The glacier can be reached after a 6-mile (9.7 km) hike from a trailhead beginning at
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A view of the
Grinnell Glacier after hiking the trail leading to it, in 2012.
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549:"Modeled Climate-Induced Glacier Change in Glacier National Park, 1850–2100"
256:
A view of
Grinnell Glacier from the end of the hiking trail in August, 2019
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225:, one of the smallest remaining glaciers in the park, is located on the
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10.1641/0006-3568(2003)053[0131:mcigci]2.0.co;2
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at an altitude averaging 7,000 feet (2,100 m), in the
16:
Glacier in
Glacier National Park, Montana, United States
461:(Map). TopoQwest (United States Geological Survey Maps)
431:. United States Geological Survey. 2010. Archived from
547:Hall, Myrna H.P.; Daniel B. Fagre (February 2003).
481:"Glacier Retreat in Glacier National Park, Montana"
479:Key, Carl H.; Daniel B. Fagre; Richard K. Menicke.
155:
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522:. U.S. Geological Survey. 2012. Archived from
426:"Retreat of Glaciers in Glacier National Park"
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230:shape and its coloring, which comes from the
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488:Glaciers of the Conterminous United States
18:
564:
955:Glaciers of Glacier National Park (U.S.)
490:. U.S. Geological Survey. Archived from
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403:United States Department of the Interior
369:Glaciers in Glacier National Park (U.S.)
51:
380:
33:Grinnell Glacier at center right (2022)
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364:List of glaciers in the United States
7:
950:Glaciers of Glacier County, Montana
394:Geographic Names Information System
264:View from Grinnell Glacier Overlook
14:
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192:and rests on the north flank of
141:152 acres (0.62 km) in 2005
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399:United States Geological Survey
359:Retreat of glaciers since 1850
1:
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234:bacteria that grows on it.
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520:Glacier Monitoring Studies
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581:"Grinnell Glacier Trail"
341:Lindsey Bengtson (USGS)
89:Glacier County, Montana
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209:The Salamander Glacier
122:48.75167°N 113.72750°W
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172:in the U.S. state of
170:Glacier National Park
85:Glacier National Park
335:Blase Reardon (USGS)
200:region of the park.
184:, an early American
182:George Bird Grinnell
127:48.75167; -113.72750
965:Glaciers of Montana
168:is in the heart of
118: /
64:Location in Montana
804:North Swiftcurrent
389:"Grinnell Glacier"
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583:. Big Sky Fishing
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239:Swiftcurrent Lake
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329:Dan Fagre (USGS)
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166:Grinnell Glacier
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58:Grinnell Glacier
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22:Grinnell Glacier
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323:Carl Key (USGS)
186:conservationist
150:Proglacial lake
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899:The Salamander
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216:carbon dioxide
205:Little Ice Age
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526:on 2013-02-18
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894:Swiftcurrent
728:
585:. Retrieved
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556:
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528:. Retrieved
524:the original
519:
510:
499:. Retrieved
492:the original
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463:. Retrieved
457:
451:
440:. Retrieved
433:the original
406:. Retrieved
392:
383:
340:
334:
328:
322:
315:T.J. Hileman
313:
236:
221:
213:
202:
198:Many Glacier
165:
164:
960:Lewis Range
904:Thunderbird
799:Mountaineer
794:Miche Wabun
719:Grasshopper
684:Castle Rock
227:Garden Wall
223:Gem Glacier
194:Mount Gould
190:Lewis Range
125: /
113:113°43′39″W
100:Coordinates
944:Categories
587:2013-02-09
553:BioScience
530:2013-02-09
501:2013-02-09
465:2013-02-09
442:2013-02-09
408:2013-02-09
375:References
159:Retreating
110:48°45′06″N
924:Whitecrow
909:Two Ocean
839:Red Eagle
724:Gray Wolf
669:Blackwell
664:Blackfoot
659:Beartooth
879:Sundance
864:Snowbank
824:Pumpelly
789:McDonald
739:Harrison
729:Grinnell
629:Glaciers
353:See also
232:serratia
146:Terminus
81:Location
914:Vulture
884:Sunrise
874:Stanton
859:Sky Top
849:Shepard
834:Rainbow
829:Pumpkin
814:Phantom
809:Old Sun
769:Jackson
714:Granite
699:Fissure
674:Boulder
644:Agassiz
633:Montana
178:glacier
174:Montana
869:Sperry
844:Sexton
819:Piegan
784:Lupfer
774:Kintla
764:Ipasha
759:Hudson
754:Hopper
749:Hidden
744:Herbst
734:Harris
689:Chaney
679:Carter
176:. The
156:Status
854:Siyeh
779:Logan
709:Grant
694:Dixon
649:Ahern
495:(PDF)
484:(PDF)
436:(PDF)
429:(PDF)
339:2009
333:2005
327:1998
321:1981
312:1938
929:Wolf
889:Swan
654:Baby
138:Area
93:U.S.
73:Type
704:Gem
631:of
561:doi
317:GNP
946::
557:53
555:.
551:.
539:^
518:.
486:.
417:^
401:,
397:.
391:.
91:,
87:,
621:e
614:t
607:v
590:.
569:.
563::
533:.
504:.
468:.
445:.
411:.
Text is available under the Creative Commons Attribution-ShareAlike License. Additional terms may apply.
