light pollution

A residential street at night, illuminated by a row of streetlights.

A residential street at night, illuminated by a row of streetlights. (Matthew Brown/SUNY-ESF)

SUNY-ESF
We keep putting so much light into the world that we are losing the dark.

(Courtesy of Everett Bloom).

The George Washington University
Light pollution caused by cities’ usage of artificial light creates a halo in the night sky that can be visible for miles to come. In 2016, 80% of the world — and 99% of the United States and Europe — lived under skyglow, an artificially brightened... Read More
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