DURBAN, South Africa—Brighten clouds with sea water? Spray aerosols high in the stratosphere? Paint roofs white and plant light-colored crops? How about positioning "sun shades" over the Earth?
At a time of deep concern over global warming, a group of scientists, philosophers and legal scholars examined whether human intervention could artificially cool the Earth -- and what would happen if it did.
A report released late Thursday in London and discussed Friday at the U.N. climate conference in South Africa said that -- in theory -- reflecting a small amount of sunlight back into space before it strike's the Earth's surface would have an immediate and dramatic effect. http://www.boston.com/news/science/articles/2011/12/02/geoengineering_could_save_earth____or_destroy_it/
Article courtesy of Arthur Max Associated Press
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