Earth Hour 2011 aims to raise awareness of sustainability issues. But there’s more to it than switching off lights for one
hour once a year. It’s all about giving people a voice and working together to create a better future for our planet.
Take action on climate change; turn off your lights for one hour on 26 March 2011 at 8.30pm local time.
In the news: Phnom Penh readies itself for Earth Hour
Business and people in Phnom Penh are gearing up to support Earth Hour, the world’s biggest environment campaign, by switching off their lights for one hour on March 26.