Data show the month of January has been cooling across the northern hemisphere over the recent decades as winters make a comeback. Charts by Kirye (photo right) and Pierre German research news site Forschung und Lehre here reports how climate researcher Professor Stefan Rahmstorf of the Potsdam Institute concedes: “cold waves like the one currently … Continue reading January Mean Temps In Northern Europe Stall, Top Climate Scientist Concedes: Cold Waves “More Frequent” Ahead