Earth Hour 2012 is finally here! Tonight between 8:30PM – 9:30PM (video)

Earth Hour 2012 is finally here! Tonight, Saturday, March 31, 2012 between 8:30PM — 9:30PM (local time), make sure you switch off your lights to show your commitment to the fight against climate change.

In 2011, more than 5,200 cities and towns in 135 countries switched off their lights for Earth Hour sending a powerful message for action on climate change. To combat an issue as big as climate change, the planet needs us all. The more people that work together, the less daunting that task will become.