Nearly half a billion children are facing twice as many days of extreme heat each year - or more - than their grandparents did, the UN said Tuesday, warning of deadly consequences. As climate change continues to push up temperatures globally, 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. ALSO READ: India reported 40,000 suspected heat stroke cases this summer "The bodies of young children are not like little adults, they have much more vulnerability to extreme heat," UNICEF advocacy chief Lily Caprani told AFP, also warning of dangers for pregnant women.

Additionally, children lose out from education when schools are forced to close due to high temperatures - which has affected at least 80 million children in 2024 so far. UNICEF used days reaching 95 degrees Fahrenheit (35 degrees Celsius) as its benchmark, comparing average temperatures in the 2020-2024 period to the 1960s. ALSO READ: 85 die of heat stress as mercury soars Such hot days - as well as the means to cope with high temperatures, such as air conditioning - affect the entire world, it noted.

Kids with most exposure to heat: Children in West and Central Africa are the most exposed, with 123 million children - 39 percent of the kids in the region - facing a third of each year with 95-degree days or higher. At the higher end, in Mali, for example - where air .