Deadly humid heat could hit billions, spread as far as US Midwest, study says

FILE PHOTO: A woman walks to fetch water from a nearby hand-pump with a water cooler on her head, during a heatwave, on the outskirts of Jacobabad, Pakistan, May 16, 2022. REUTERS/Akhtar Soomro/File Photo

LONDON (Reuters) - Billions of people could struggle to survive in periods of deadly, humid heat within this century as temperatures rise, particularly in some of the world's largest cities, from Delhi to Shanghai, according to research published on Monday.

Towards the higher end of warming scenarios, potentially lethal combinations of heat and humidity could spread further including into areas such as the U.S. Midwest, the authors of the report said.