That he northern polar ice cap would be completely gone, at least in the northern summer; Mt. Kilimanjaro would have no snow whatsoever, the mean ocean level would rise by 20 feet by 2020 or thereabout, which, at historic, current rates of 1mm to 3mm per year, it will take centuries for that to happen... if that current trend continues. Yes, those predictions, based on little more than faulty compute models and phony predictions derived from those CM's.