Retreat from New Orleans! Professor Torbjörn Törnqvist from University of Tulane finds its inevitable and start now. Carbon dioxide is cooling the Stratosphere. Lamont-Dorherty scientist Sean Cohen explains. Much of America in frightening drought, going into hot El Nino year. And new science finds “Enhanced response of extreme compound events to cumulative CO2 emissions “. Covering the world, this is Radio Ecoshock.