Sources

[1] "Basic Facts About Grizzly Bears." Grizzly Bear. N.p., n.d. Web. 25 Oct. 2012. <http://www.defenders.org/grizzly-bear/basic-facts>.

[2] Christensen, Scott. "Greater Yellowstone Coalition - Climate Change: A Greater Yellowstone Overview." Greater Yellowstone Coalition - Climate Change: A Greater Yellowstone Overview. Greater Yellowstone Coalition, n.d. Web. 19 Oct. 2012. <http://www.greateryellowstone.org/issues/climate/Feature.php?id=316>.

[3]  "Grizzly Bear - Grizzly Bears Habitat, Facts and Information." Grizzly Bears. N.p., n.d. Web. 28 Oct. 2012. <http://www.bearplanet.org/grizzlybear.shtml>.

[4] "Denning and Hibernation Behavior" Mark J. Biel & Kerry A.Gunther, March 2006, Bear Management Office, Yellowstone National Park, 28 Oct 2012. <http://www.nps.gov/yell/naturescience/denning.htm>

[5] Sanders, Kevin. ""Bearman's" Guide to the Bears of Yellowstone Park." Bearman's Guide to the Bears of Yellowstone National Park. N.p., n.d. Web. 28 Oct. 2012. <http://www.yellowstone-bearman.com/bears.html>.

[6] Keating, Martha. "Cradle to Grave." Clean Air Task Force. June 2001. <http://www.catf.us/resources/publications/files/Cradle_to_Grave.pdf>.

[7] Conservation of the Yellowstone Grizzly Bear

David J. Mattson and Matthew M. Reid

Conservation Biology , Vol. 5, No. 3 (Sep., 1991), pp. 364-372

Published by: Wiley-Blackwell for Society for Conservation Biology

Article Stable URL: http://www.jstor.org/stable/2385908

[8] Future Climate in the Yellowstone National Park Region and Its Potential Impact on Vegetation

Patrick J. Bartlein, Cathy Whitlock and Sarah L. Shafer

Conservation Biology , Vol. 11, No. 3 (Jun., 1997), pp. 782-792

Published by: Wiley-Blackwell for Society for Conservation Biology

Article Stable URL: http://www.jstor.org/stable/2387438

[9] Implications of Global Climate Change for Biogeographic Patterns in the Greater Yellowstone Ecosystem

William H. Romme and Monica G. Turner

Conservation Biology , Vol. 5, No. 3 (Sep., 1991), pp. 373-386

Published by: Wiley-Blackwell for Society for Conservation Biology

Article Stable URL: http://www.jstor.org/stable/2385909

[10] Temporal, Spatial, and Environmental Influences on the Demographics of Grizzly Bears in the Greater Yellowstone Ecosystem

Charles C. Schwartz, Mark A. Haroldson, Gary C. White, Richard B. Harris, Steve Cherry, Kim A. Keating, Dave Moody and Christopher Servheen

Wildlife Monographs , No. 161, Temporal, Spatial, and Environmental Influences on the Demographics of Grizzly Bears in the Greater Yellowstone Ecosystem (2006), pp. 1-68

Published by: Allen Press

Article Stable URL: http://www.jstor.org/stable/3830749

[11] Chen et al. 2011

[12] IPCC Summary 2007

[13] Portner and Farrell 2008

[14] Thackeray et al. 2010

Images:

[15]  http://images.nationalgeographic.com/wpf/media-live/photos/000/226/cache/sleepy-grizzly-bear_22670_990x742.jpg

[16] http://www-tc.pbs.org/wnet/nature/files//home/wnetwp/webroot/wnet/wp-content/blogs.dir/3/files/2008/12/gal13.jpg

[17]  http://mvscience.wikispaces.com/file/view/grizzly-bear.jpg/33839955/407x282/grizzly-bear.jpg

[18] http://media.comicvine.com/uploads/6/64411/1645445-blurb_facepalm2_20090622_super.jpg

[19] http://rlv.zcache.com/grizzly_bear_smile_thank_you_postcard-p239029882306056363baanr_400.jpg