One in five children — some 466 million kids — live in areas that are registering “at least double the number of extremely hot days every year” compared to 60 years ago, the UN children’s agency UNICEF said One in five children — some 466 million kids — live in areas that are registering “at least double the number of extremely hot days every year” compared to 60 years ago, the UN children’s agency UNICEF said Environment Health News, Wellbeing Tips, Diseases, Treatment and Nutrition | The Hindu