A cost analysis of the technologies needed to transport materials into the stratosphere to reduce the amount of sunlight hitting Earth and therefore reduce the effects of global climate change has shown that they are both ...
Earth Sciences
Aug 31, 2012
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Even though it sounds like science fiction, researchers are taking a second look at a controversial idea that uses futuristic ships to shoot salt water high into the sky over the oceans, creating clouds that reflect sunlight ...
Earth Sciences
Aug 20, 2012
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One idea for fighting global warming is to increase the amount of aerosols in the atmosphere, scattering incoming solar energy away from the Earth's surface. But scientists theorize that this solar geoengineering could have ...
Earth Sciences
May 31, 2012
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Anthropogenic climate warming is leading to consideration of options for geoengineering to offset rising carbon dioxide levels. One potential technique involves injecting artificial sea spray into the atmosphere. The sea ...
Earth Sciences
Feb 14, 2012
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Solar radiation management is a class of theoretical concepts for manipulating the climate in order to reduce the risks of global warming caused by greenhouse gasses. But its potential effectiveness and risks are uncertain, ...
Environment
Oct 26, 2011
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(AP) -- To the quiet green solitude of an English country estate they retreated, to think the unthinkable.
Environment
Apr 3, 2011
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Scientists call it "geoengineering," but in plain speak, it means things like this: blasting tons of sulfate particles into the sky to reflect sunlight away from Earth; filling the ocean with iron filings to grow plankton ...
Earth Sciences
Mar 21, 2011
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(AP) -- Like the warming atmosphere above, a once-taboo idea hangs over the slow, frustrating U.N. talks to curb climate change: the idea to tinker with the atmosphere or the planet itself, pollute the skies to ward off ...
Environment
Dec 5, 2010
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Geoengineering could prevent the potentially catastrophic climate-change tipping points that loom just ahead, reports a new Cornell study.
Environment
Oct 6, 2010
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Reflecting sunlight from the Earth by geoengineering would undoubtedly cool the climate, but would different countries agree on how much to reflect? Research by climate scientists at the University of Bristol shows that the ...
Earth Sciences
Sep 15, 2010
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