Look up at the sky once the sun goes down. How many stars do you see? If you live in a city or suburb, probably very few. That’s because of light pollution, the brightening of the night sky due to excessive use of lighting – something that the Tucson-based International Dark Sky Association has fought for nearly 30 years. Read more»
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Globe at Night, which promotes the value of dark skies, set a record in 2010 with more than 17,800 measurements of night sky light pollution. The program teaches about the impact of excessive artificial lighting on local environments, and the ongoing loss of a dark night sky as a shared natural resource. Read more»