tree hugging

To reduce pollution pockets, Los Angeles is using A.I. from Google

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Aerial view of Downtown Los Angeles
Shutterstock

Shutterstock

Walking under tree shade is not only good for the soul, it's good for the environment too.

Rafael_Wiedenmeier/iStock Unreleased/Getty Images

Trees play a critical role as carbon recyclers and oxygen providers. But in dense cities, tree canopy can be scarce. And where trees are most scarce, "heat islands" often form.

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