Southern California Public Radio: Now that we are in an ever-warming world, is it time for us humans to use our powers for good? The idea of geo-engineering is seriously being considered today at a conference in Washington. Joining Madeleine to discuss the efforts to reverse climate change with geo-engineering is Roger Pielke at the University of Colorado. He’s a professor of Environmental Studies and author of the new book, The Climate Fix — What Scientists and Politicians Won’t Tell You About Global …