The Daily Climate: Fatalistic Friday

December 15, 2008 • PMC in the News

Get your angst on with this week’s survey of some of the week’s downbeat global warming news:

What, even more methane? Yes, says Science Daily: the potent greenhouse gas is apparently being emitted from the tundra of northeast Greenland into the atmosphere not just during the warm summer months of melt, but during the colder autumn months as well. Scientists think the onset of freezing forces enormous amounts of methane out of the tundra. Methane effectively has 25 times the temperature impact of carbon dioxide; although it breaks down in the atmosphere much sooner than CO2, it is a much more powerful heat trapper while it is intact.

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