ABC. http://abcnews.go.com/sections/science/DyeHard/dye48.html (4.)

American Council on Science and Health. http://www.acsh.org/publications/reports/global.html (9.)

Apel, Wade E. Interview. w-apel@onu.edu.

Arsenault, Kristi. Interview. kristi@polarmet1.mps.ohio-state.edu. The Byrd Polar Research Center, The Ohio State University.

BBC. http://193.130.149.130/hi/english/world/newsid_7900/79668.stm (3.)

Earth & Sky. http://earthsky.com/1998/es980725.html (5.)

Geerts, B. http://camille-f.gsfc.nasa.gov/912/geerts/cwx/notes/chap11/sea_ice.html (7.)

Griffen, Aubrey. Interview.

Iowa State University. http://www.iitap.iastate.edu/gcp/iron/antarctica.html (6.)

Greenpeace. http://www.greenpeace.org (2.)

Rath, Kellie, S. Interview. k-rath@onu.edu.

Sami. http://www.itv.se/boreale/envirom.htm (1.)

Stonehouse, Bernard. Interview. bs111@cus.cam.ac.uk.

United Nations Environment Program. http://www.infoplease.com/ipa/A0193411.html (8.)

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