Washington Post: Perhaps the most surprising story out of the Paris climate talks so far is the shift that seems to be occurring in favor of at least some acknowledgment -- if not an outright embrace -- of a 1.5 degrees Celsius global temperature target in a final agreement here.
Holding warming to 1.5 degrees Celsius above pre-industrial levels -- rather than to 2 degrees, which up until now has been the most widely accepted target would be extraordinarily difficult, if not outright impossible. Scientists have...