An Un-Happy Earth Day "Scientists Offer Frightening Forecast"

Our planet's prospects for environmental stability are bleaker than ever as the world celebrates Earth Day on Sunday. Global warming is widely accepted as a reality by scientists and even by previously doubtful government and industrial leaders. And according to a recent report by the Intergovernmental Panel on Climate Change (IPCC), there is a 90 percent likelihood that humans are contributing to the change. LIVE SCIENCE via AOL NEWS

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