23 March: Earth Hour 2013 – Uniting people to protect the planet
This is a global call for action to every individual, every business and every community to stand up, to take responsibility and to get involved by switching off lights for one hour at 8:30 pm on Saturday 23rd March thereby sending a powerful global message that they care enough about climate change. People across the world will turn off their lights and join together in creating the vital conversation about the future of the planet. It is an opportunity for everybody to become more sustainable and do something positive for the environment.
Find out more: http://www.earthhour.org