What would happen if everyone in the world turned off their non-essential electricity for one hour?

That’s the plan for Earth Hour 2009: on Saturday, March 28, at 8:30 local time wherever you live, you’re being asked to turn off all non-essentials for one hour. It’s as simple as just turning your lights off.

Read more about Earth Hour here. And turn your lights off on Saturday. It’s one of the easiest ways for everyone to participate in the movement against global warming.

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