Finding:

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   Global cooling

   Global cooling was a conjecture during the 1970s of imminent cooling of the Earth's surface and atmosphere along with a posited commencement of glaciation.
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   Geophysical global cooling

   In contrast to Earth, however, global cooling remains the dominant explanation for scarp (cliff) features on the planet Mercury.
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   Global warming controversy

   The Guardian columnist George Monbiot challenged Myron Ebell of the Competitive Enterprise Institute to a GB£5,000 bet of global warming versus global cooling.
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   List of scientists opposing the mainstream scientific assessment of global warming

   (August 2006) "Temperatures declined from 1940 to 1980 and in the early 1970's global cooling became the consensus. ...
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   Nuclear winter

   Later model runs in some cases predicted less severe effects, but continued to support the overall conclusion of significant global cooling.
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   Global dimming

   Global cooling
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   Little Ice Age

   Global cooling
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   Clathrate gun hypothesis

   Professor Ryskin writes that it is "difficult to predict" whether global cooling or warming would result.
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   Extinction event

   It has been suggested that global cooling caused or contributed to the End-Ordovician, Permian-Triassic, Late Devonian extinctions, and possibly others.
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    Effects of global warming

    Glacier retreat declined and reversed in many cases from 1950 to 1980 as a slight global cooling occurred.

Explore the following pages on Powerset:

• Global cooling,
• Geophysical global cooling,
• Global warming controversy,
• List of scientists opposing the mainstream scientific assessment of global warming,
• Nuclear winter,
• Global dimming,
• Little Ice Age,
• Clathrate gun hypothesis,
• Extinction event,
• Effects of global warming