In Search of Darkness: the Battle Against Light Pollution
Where the dark skies are (and aren’t). NASA image in the Public Domain courtesy of Marc Imhoff, Craig Mayhem & Robert Simon (NASA/GSFC) Christopher Elvidge (NOAA).
A good majority of modern Americans have never seen truly dark skies. I was fortunate to grow up in northern Maine in the 1970s with skies dark enough to see the summer Milky Way right from my doorstep. For most of the Eastern Seaboard of the United States, this is no longer the case. During the blackout brought on by Hurricane Sandy over the tri-state area in 2012 and after Hurricane Andrew hit Miami in 1992, many urbanites got to see an unfamiliar sight first hand; a dark night sky. There were even calls to 9/11 reporting fires on the horizon, which were in fact the Milky Way!
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© David Dickinson for Universe Today, 2013. |
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Post tags: bortle scale, dark sky observing, dark sky ordinance, dark sky sites, daylight savings 2013, Light Pollution, light pollution health hazard
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2013-02-20 10:16:57
Source: http://www.universetoday.com/100112/in-search-of-darkness-the-battle-against-light-pollution/
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