In 2007, 2.2 million people and more than 2,000 businesses turned their lights off for one hour in Sydney, Australia to take a stand against climate change. In 2010 a record 128 countries and territories joined the global display of climate action. This year were inviting people to go beyond the hour and take action all year long. To find one way they can be an inspiration and make a difference. So take action, and save the date for this years Earth Hour.