In extreme U.S. heat, low-income people and communities of color are hit hardest

This week is projected to capture the hottest average global temperature on record, while much of the U.S. is experiencing a heat wave. 

Such sweltering conditions in the U.S., brought on by El Niño and human-caused climate change, could be particularly tough on low-income people and people of color — especially those who lack air conditioning, live in neighborhoods with little tree coverage, or have pre-existing health issues that make them extra vulnerable to extreme heat.

Outdoor…