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Engineering Earth’s Climate?

Scientists are worried that soon, simply reducing carbon emissions won’t be enough to even slow global warming.  A U.N. panel has said the world will likely need to “geo-engineer” the climate. That’s an idea that dates to the Cold War, when a different kind of global challenge gave rise to fears of a “nuclear winter.”

Engineering Earth’s Climate?

10m 56s

Scientists are worried that soon, simply reducing carbon emissions won’t be enough to even slow global warming.  A U.N. panel has said the world will likely need to “geo-engineer” the climate. That’s an idea that dates to the Cold War, when a different kind of global challenge gave rise to fears of a “nuclear winter.”

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