Earth hour is a global event organized by WWF.The event took part in more than 80 courties on March twenty-eighth 2009.From 8:30 to 9:30,people in plenty of cities turned off light to support the event。It is said that people had hardly accepted the event when organizers promoted it all over the world.People take it for granted that we cannot be too active to protect our planet.After all,a small act may cause a great different.As long as all of us make an effort to prevent our resources from running out,the event like Earth hour will save our from dying out.
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Posted Tue Mar 30th, 2010 4:02am Post subject: Earth hour
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