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globalwarming002_061708.jpg
From left, Reps. Chris Van Hollen, D-Md., Lloyd Doggett, D-Texas, and Earl Blumenauer, D-Ore., attend a news conference to introduce a bill to reduce the pollution that causes global warming, June 17, 2008.

From left, Reps. Chris Van Hollen, D-Md., Lloyd Doggett, D-Texas, and Earl Blumenauer, D-Ore., attend a news conference to introduce a bill to reduce the pollution that causes global warming, June 17, 2008.

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