Friday, July 20, 2012

USA - Voice of America: City Lights Outshine Stars, Obscure Night Sky

USA - Voice of America
usa
City Lights Outshine Stars, Obscure Night Sky
Jul 20th 2012, 14:44

The starry nighttime sky our ancestors knew is disappearing from view for most of the planet's population. Rampant artificial light in many parts of the world has become another urban pollutant, erasing our view of the night sky, blinding ground-based telescopes and threatening the health of humans and the planetary ecosystem. The vanishing night sky is the subject of "The City Dark," a documentary written and directed by Ian Cheney.   "The film begins with a very simple ...

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