Think the intense heat baking the nation and much of the world this summer seems like an apocalyptic blockbuster? Just wait for the sequel. Already occurring more often, heat waves are forecast to increase in potency and duration because of climate change, say scientists – who fear the globe is ill-prepared to handle the punishing toll. There is “literally no question” that heat waves are becoming more intense and more frequent in the U.S. and around the world because of climate change, Penn State University meteorologist Michael Mann said. “Sure, heat waves happen naturally,” he said. “But we would not be seeing this record heat wave, or the unprecedented ‘heat dome’ last summer, if not for human-caused warming from fossil-fuel burning.” Visit the link in our bio to read more about extreme heat that may be here to stay.