Grist: Less than 12 hours after the Miami Republican presidential debate, Marco Rubio found himself grilled for a second time by CNN on climate change. The night before, Rubio responded to a question on climate from Miami Republican Mayor Tomás Regalado, who, as an appropriately concerned Floridian, acknowledges and cares about the science and policy causing his city`s flooding. Well, sure, the climate is changing and one of the reasons why the climate is changing is the climate has always been changing,...