How Extreme Heat Could Spread Across the World

Extremely hot days are expected to be much more frequent in the coming decades, potentially disrupting our everyday lives.
Extremely hot days, when temperatures soar to 95 degrees Fahrenheit or higher, can be miserable. Crops wilt in the fields. Electric grids strain to keep pace with demand. People are at greater risk of dying. And those hot temperatures are expected to be much more frequent in the coming decades.