Bibliography+Polar+Bear+4

Sources

Climate Ark Climate Change and Global Warming Portal Featuring Customized Climate Search of Reviewed, Authoritative Content

http://www.climateark.org/shared/reader/welcome.aspx?linkid=65545

Polar Bears International http://www.polarbearsinternational.org/

Zoo Berlin webpage http://www.zoo-berlin.de/en/experience/young-animals/ice-bear-knut.html

http://gauntlet.ucalgary.ca/story/10254

Calgary Zoo Webpage www.calgaryzoo.com

Bronx Zoo Webpage http://www.bronxzoo.com/

Alaska conservation fishing website http://www.afsc.noaa.gov/nmml/