The president’s new science adviser recently told the Associated Press that global warming is so dire, the Obama administration is discussing the possibility of cooling the earth’s air through geoengineering. The process would likely involve shooting pollution particles into the upper atmosphere to reflect the sun’s rays. The course of action would only be a last resort, but Obama’s science advisor says, “It’s got to be looked at. We don’t have the luxury of taking any approach off the table.”

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