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There are two groups of items. Match the items in group 1 with the items in group 2.

Group 1:
McKibben feels we must change the way we think before “actions will follow” (The End 189).
2005 was the hottest year in recorded time (Choo).
Global warming was first detected back in 1896 by Svante Arrhenius, a Swedish chemist (Cooper 1).
Experts see the possibility that world temperatures may continue to increase (“Greenhouse” 35).
McKibben suggests we return to the standards of living we enjoyed in the 1950s (“Happiness” 37).
Vasseur warns that cholera, typhoid, and malaria could engulf some areas and spread (593).

Group 2:
Cooper, Mary H. “Global Warming Update.” CQ Researcher 1 Nov. 1996: 1-24. Print.
McKibben, Bill. The End of Nature. New York: Anchor, 1989. Print.
McKibben, Bill. “Happiness Is....” Ecologist Feb. 2007: 32-39. Print.
Choo, Kristin. “Feeling THE HEAT.” ABA Journal 92.7 (July 2006): 28-35. Web. 1 Mar. 2009.
"Greenhouse Effect." Encyclopedia of the Environment. New York: Simon, 1997. Print.
Vasseur, Liette. “Global Warming.” Environmental History. New York: Routhledge, 2004. 590-94. Print

Match the in-text documentation to its citation.