earth hour started in australia with millions of homes and businesses turning their lights off for one hour. now it has grown to become one of the world’s biggest climate change initiatives. people are all joining together in a global effort to show that it’s possible to take action on global warming.
earth hour has brought about some new changes to our lives. the iconic "bird’s nest" national stadium and the nearby "water c范文网[***munity. a call to stand up, to take responsibility and to get involved in working towards a sustainable future. earth hour is a message of hope and a message of action. everyone can make a difference.