Gary Yohe, the Huffington Foundation Professor of Economics and Environmental Studies, wrote in The Hartford Courant about Pope Francis' encyclical on climate change--"a very valuable and much needed injection of morality into the scientific and economic discussions on climate change — it is quite likely a game-changer." While scientists, economists and other professionals have long made a case for taking action to reduce emissions and mitigate the effects of climate change, Yohe writes, "The pope's encyclical adds a moral dimension to this case with nearly 200 pages of inspiring text about man's pollution and the immorality of emissions. He notes that the…