Carbon is forever
Several long-term climate models, though their details differ, all agree that anthropogenic CO2 takes an enormously long time to dissipate. If all recoverable fossil fuels were burnt up using today's technologies, after 1,000 years the air would still hold around a third to a half of the CO2 emissions. "For practical purposes, 500 to 1000 years is 'forever,'" as Hansen and colleagues put it. Full Story »
Posted by Dwight Rousu
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