Breast Cancer

Skyglow: The night sky you can't see

Skyglow: The night sky you can't see

When was the last time you looked up at the night sky and glimpsed the Milky Way? Last night? A year ago? Never? Some 80% of North Americans can no longer see the galaxy due to light pollution, or skyglow.

Light pollution causes a profound ecological disruption that affects human health, alters animal migratory patterns and obstructs astronomical research. Recent findings even suggest higher breast cancer rates may result from artificial day conditions created by over-lighted cities and the consequent suppression of nocturnal melatonin production. It’s estimated that one third of the world’s population lives under light-polluted skies, a situation worsening dramatically with...

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