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The Eiffel Tower with its usual lighting at left, and after the lighting was switched off at right, at the occasion of the Earth Hour, in Paris, France, March 28, 2015. (Photo by Remy de la Mauviniere/AP)

Going Dark for Climate Change

Around the globe Saturday, lights went out for Earth Hour. The annual event, which is meant to raise awareness for climate change, asks participants to power down for just one hour. This year, Earth Hour occurred Saturday from 8:30-9:30 p.m. local time around the world.

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