Lights Out: March 29, 2008 at 8 pm

One evening in March 2007, Sydney Australia went dark for one hour. This wasn’t a blackout: the city wanted to make a statement and ease the pressure on the earth, and 2.2 million people turned off their lights.

This year cities around the world are participating in Earth Hour 2008, including Atlanta, Bogota, Chicago, Copenhagen, Ottawa, Phoenix, Tel Aviv, Vancouver, and more. You can too: on Saturday, March 29, at 8 pm (your local time), turn off your lights for one hour. Urge friends and neighbors to do the same.

Here’s a video:

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