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Reclaiming the Night Sky
Excess light doesn’t make you safer and it’s bad for your health. These images show over lighting and some measures taken to reduce it.

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An intruder is revealed when lights are dimmed. (George Fleenor)

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LED fixtures direct light where it is needed. (Jim Dougherty, International Dark Sky Association)

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Some of the darkest skies in the world are above the Atacama desert in Chile. (ESO/Babtafreshi)

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Van Gogh painted his famous Starry Night in Saint Remy, France in 1889. Now the Milky Way can no longer be seen from there. (Public domain)