Earth Hour is this Saturday – Turn out the lights!

At 8:30pm (your time, wherever you are) on Saturday, March 26, 2011, turn off the lights and leave them off for an hour.

This is a worldwide effort, to raise awareness of sustainability issues (including excessive electricity use and light pollution) and appreciation for our planet.

For more information, go to www.earthhour.org the official page of Earth Hour

And, also, www.darksky.org the page for the IDA the International Dark-Sky Association