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Global Warming Cited in Wind Shift; Greenhouse Gases and Important Factor

By MALCOLM RITTER
AP Science Writer
May 03 2006

NEW YORK - An important wind circulation pattern over the Pacific Ocean has begun to weaken because of global warming caused by human activity, something that could alter climate and the marine food chain in the region, new research suggests.

It's not clear what climate changes might arise in the area or possibly beyond, but the long-term effect might resemble some aspects of an El Nino event, a study author said.


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