GUEST COMMENTARY: Science, not pundits, should determine effects of climate change

Monday, December 14, 2009 | 12:01 a.m. CST; updated 10:56 a.m. CDT, Tuesday, May 4, 2010

Before joining in the national political sport of name calling, backbiting, and sloganeering, the first question that one should clinically address is: "Are human activities responsible for the observed increases in world temperatures over the past century?"

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