October 24: Global Day of Action for 350 — 1 Comment

  1. A big, scary question mark is ocean-floor hydrate. This is a compound of methane trapped in water ice. If the oceans warm a bit too much in some regions mega tons of methane could be released. Methane is a powerful green house gas. It has been suggested that the Permian exctintion could have been related to such an event.

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