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DarkSky International
Environmental organization focused on light pollution
DarkSky International
DarkSky International, formerly the International Dark-Sky Association (IDA), is an United States–based nonprofit, incorporated in 1988 by founders David Crawford, a professional astronomer, and Tim Hunter, a physician and amateur astronomer. The mission of DarkSky International is 'to preserve and protect the night time environment and our heritage of dark skies through quality outdoor lighting.'
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