A packed house at the Wendell Free Library on Thursday night listened to Ray Bradley, University Distinguished Professor in the Department of Geosciences and Director of the Climate System Research Center at the University of Massachusetts/Amherst, talking about the state of current scientific research into the world’s warming climate, as well as the chilling story of how a few climate change deniers in Congress tried to put science on trial by indicting Bradley and two colleagues for “fraudulent” use of federal research funding. The latter part of the story is related in Bradley’s book, Global Warming and Political Intimidation: How Politicians Cracked Down on Scientists as the Earth Heated Up (University of Massachusetts Press, 2011).
I came away from the talk not sure whether to be depressed or reassured. On the one hand, there was plenty in Bradley’s presentation to feel pessimistic about. He noted that even in the very best imaginable scenario, if all fossil fuel burning were to stop tomorrow, enough greenhouse gases have already been released into the atmosphere over the past 200 years (and particularly since the Second World War) that the world’s climate will continue to warm right through the 21st century and beyond. In other words, it’s too late to reverse what’s already been done–the best we can possibly do is to deal with the consequences and try to stop making it even worse. Continue reading A climate scientist spells it out for us