2009-10-21-皮尤-Fewer_Americans_See_Solid_Evidence_of_Global_Warming_23页_96kb
报告摘要
- Public belief in solid evidence of global warming decreased from 71% in April 2008 to 57% in October 2009.
- Fewer Americans see global warming primarily as human-caused, down from 47% to 36%, with stronger declines among Republicans.
- Concern about global warming's seriousness dropped from 73% (very or somewhat serious) in 2008 to 69% in 2009.
- Awareness of "cap and trade" is low, with 55% never hearing about it, and support for carbon limits is modest at 50% approval.
- Most Democrats and Pacific region residents favor climate standards, while Republicans largely oppose limits or cap and trade.
- Support for international collaboration on climate change remains around 56%, down slightly from similar past reports.
- Partisan and regional divides persist, with Republicans increasingly skeptical and young people more concerned.
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