EnvironmentMobile weather labs map toll of extreme heat in scorching US cities Trucks outfitted with weather sensors, lasers and balloons are mapping urban microclimates in the extreme heat of the US Southwest News
EnvironmentEl Niño is ending after a year of driving extreme weather The warm El Niño pattern in the Pacific Ocean combined with global warming and other factors to create the hottest year on record – and this year may not be any cooler News