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1 .This is Scientific American 60-Second Earth. I'm David Biello. Your minute begins now.
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2 .Soot. The dirty, dark particles clog lungs, causing asthma and other chronic breathing problems.
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3 .Turns out cleaning up such soot, along with certain other types of air pollution, could help slow sea level rise too.
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4 .That's according to new research published in Nature Climate Change.
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5 .Researchers looked at soot and various greenhouse gases that don't last very long in the atmosphere, methane, ozone in the lower altitudes and the factory-made refrigerants known as HFCs.
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6 .Previous studies have shown that cutting these types of air pollution could slow climate change, buying time to bring carbon dioxide emissions under control.
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7 .The new research shows that such cuts would also significantly slow the rate of sea level rise by more than 20 percent per year,
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8 .which could keep the rise under a meter by the end of the century.
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9 .Cutting these so-called short lived climate forcers by 30 to 60 percent would prevent roughly a degree Celsius of additional warming, meaning less thermal expansion of ocean waters and less meltdown of ice sheets.
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10 .Cleansing the air of soot saves lives directly.
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11 .But it also might help reduce the price demanded by the waves lapping ever higher at the shore.
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12 .Your minute is up, for Scientific American 60-Second Earth. I'm David Biello.
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