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Don't Count on Volcanoes for Global Cooling

(Nov. 9) -- Massive volcanic eruptions can trigger a cooling effect on the Earth's climate, but the ones occurring now on Indonesia's Mount Merapi are unlikely to counterbalance years of uninterrupted warming. While volcanic plumes can lead to lower global temperatures, the phenomenon, though sometimes dramatic, is...

NOAA's Winter Forecast Disputes Old Farmer's Almanac's 'Global Cooling' Prediction

(Sept. 8) -- Like a pair of formidable cloud banks colliding, two marquee weather predictors are brewing up a storm of contention with their contrasting winter forecasts. According to the 2011 edition of "The Old Farmer's Almanac," which bills itself as "North America's oldest continuously published periodical," this...

Why Iceland Volcano Likely Won't Have Chilling Effect

(April 19) -- Though the eruption of Iceland's Mount Eyjafjallajokull was powerful enough to wreak havoc on the daily lives of millions -- with problems ranging from local flooding to the interruption of European air travel -- it will likely stop short of casting a lingering pall in the form of global cooling. Volcanic...

2009 Was 2nd Warmest Year on Record, NASA Says

(Jan. 22) -- After calculating Earth's average temperature for 2009, NASA's Goddard Institute for Space Studies say that it ranks as the globe's second warmest year on record -- unless you live in the Southern Hemisphere, in which case you just experienced the hottest 12 months since record-keeping for worldwide...

Background on 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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