Life-threatening extreme heat set to trap millions indoors by 2060

Extreme heat and humidity are increasing across the globe, threatening millions of lives and economies in places where it could become fatal to work outdoors, scientists said on Friday. Parts of Australia, India, Bangladesh, the Persian Gulf, China, Mexico and the United States have experienced hundreds of previously rare incidents of extreme heat and humidity since 1979, said the study in the journal Science Advances. These punishing conditions have lasted only one to two hours but climate change is...