Hailed as “a climate change evangelist,” Katharine Hayhoe believes that her Christian faith obliges her to preach the word about climate change, especially to climate skeptics. An atmospheric scientist and evangelical Christian, Hayhoe is a firm believer in manmade climate change and recently addressed a UN-sponsored climate change conference in Edmonton, Alberta, on the woes that await the human race if global warming is not curbed. Hayhoe teaches political science at Texas Tech University and is also the CEO of the consulting firm ATMOS Research and Consulting, which specializes in preparing organizations of all sorts to face the impact of...