Category: climate crisis

Category: climate crisis

Increasing levels of humidity are here to make heat waves even worse

Enlarge / A tourist refreshes at a vapor barrier in Budapest, Hungary, on July 16, 2023. (credit: Arpad Kurucz/Anadolu Agency via Getty Images) Because you’re a smooth-skinned mammal, no weather feels quite as oppressive as a humid heat wave. The more water vapor in the air, the less efficiently your sweat can evaporate and carry excess heat away from your skin. That’s why 90° Fahrenheit in humid Miami can feel as bad as 110° in arid Phoenix. Climate change has supercharged this summer’s exceptionally brutal heat all around the world—heat waves are generally getting more frequent, more intense, and longer.

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