Date: 2011-08-31 06:18:05
URL: http://bit.ly/nhPlGU
Do volcanoes hold the antidote for a warming planet? Waterloo Record Kravitzs area of expertise is a field of study called geo-engineering , and specifically looking at aerosols that absorb or deflect the sun. Although scientists have talked for decades about cooling down the planet using planes, artillery and balloons ... and more »
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