Desperate for shade on your walk? There’s (almost) an app for that.

Grist
By Matt SimonJun 18, 2026, 4:30 am126 pts
It’s getting increasingly unbearable, even downright dangerous, to walk in cities. That’s because of the urban heat island effect: Buildings, sidewalks, and roads absorb the sun’s energy and radiate it back at pedestrians, raising temperatures far above that you’d find in the surrounding countryside. If…

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