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YouTube Turns Off the Lights For Earth Hour

BY Ariel Schwartz | 03-25-2011 | 6:27 PM

If your YouTube viewing experience seems a little strange this weekend, don't be alarmed. YouTube is aiming to increase awareness of this year's Earth Hour by darkening its video watch page this Saturday from 8:30 PM to 9:30 PM (in your local timezone). Check out the video below for more info, and read more about Earth Hour here.