Pope Francis weighing in on climate change in his latest encyclical is having an effect on the race for the GOP nomination, and candidate Jeb Bush, the Huffington Post is reporting today. Jeb Bush appears now to believe in human-caused climate change, and is embracing a reduction in carbon emissions. Bush was approached at the Road to Majority conference hosted by a reporter from the Undercurrent YouTube channel, who asked him what he planned to do about climate change. Jeb Bush answered, “Continue to embrace the reduction of carbon emissions that have taken place.”