At 8:30pm on Saturday 28 March, people from all corners of the world will turn off their lights for one hour - Earth Hour - and cast their vote for action on climate change. Anybody can participate and join together with millions of people across the globe celebrating Earth Hour.
This video is a must see (you can't miss it really ). The Earth Hour: http://ifile.it/81fw9hb
For more information: http://www.earthhour.org/home/