Dave Robberts points to a new paper showing that avoiding catastrophe will "require a level of immediate, global, coordinated action never before seen in human history." (Somewhat related follow-up post here.)
If I could think of anything to do about this -- save pass this on -- I'd do it. Anyone have any ideas that might work? 'Cause I can't think of anything, myself.
Update: Oh, and this, too. (via)