By Rosanne Skirble A new book explores how global warming is linked to the worst mass extinctions in earth's history. In Under a Green Sky,
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Oct 9, 2007
Global Warming Linked to Worst Mass Extinctions in Earth History
Voice of America
By Rosanne Skirble A new book explores how global warming is linked to the worst mass extinctions in earth's history. In Under a Green Sky,...
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Google News: global warming
Post sponsored by the Energy Issues Directory
By Rosanne Skirble A new book explores how global warming is linked to the worst mass extinctions in earth's history. In Under a Green Sky,
www.voanews.com
Google News: global warming
Post sponsored by the Energy Issues Directory
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