"We have, through human emissions of carbon dioxide and other heat-trapping gases, indefinitely delayed the onset of the next ice age and are now heading into an unknown future where humans control the thermostat of the planet," said Katharine Hayhoe, an atmospheric scientist at Texas Tech University, responding in an email.
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Online:
Science: http://www.sciencemag.org
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Seth Borenstein can be followed at http://twitter.com/borenbears
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