Thawing permafrost vents gases to worsen warming Current Status: Published/No Action (12) Change Status: BlessedPublishedUnpublishedRestoredQuarantinedDuplicatedCensored Seth Borenstein, AP Science Writer Wed Nov 30, 2011 10:01 AM ussciencesciwarmingpermafrost Tweet Discuss: ! keyboard shortcuts: V vote up article J next comment K previous comment
