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Tag: abrupt climate change

Carbon Dioxide Unlikely to Spark Abrupt Climate Change

New research into the issue of whether atmospheric carbon dioxide has the capacity to spark an abrupt climate change has shown that past changes are more likely linked to alterations in ocean circulation unique associated with ice ages, rather than a catastrophic level of atmospheric carbon dioxide.

Extensive Release of Methane Gas from Arctic Shelf Confirmed

A research team confirms “extensive out-gassing of methane to the atmosphere” over the Eastern Siberian Arctic Shelf, and confirm its source to be venting from sea-bed sediments. Though acknowledging their findings do not seriously alter climate change predictions, the team also asserts that the sub-sea permafrost layer is failing and advise more urgent investigation.