Since i have watched the film for ''2012'', i begin to pay my attention to the world .maybe that day really will coming from many disasters happen in these years .i remember  the situation of earthquake happen in Wenchuan in 2008, so many persons left us ,when the TV played one by one ,i cann't help bursting into my tear. and then Qinghai , anyway ,Zhouqi happen to debrisflow recently and so on .so many disasters ,we cann't contrl it .i dare the end of the world will coming in 2012,how should we do ? someone said that the world is avenging us ,because we  throw rubish and do other things are bad for our enviroment . maybe that's ture. so if we want to live longer in this world ,from now on ,let's start from the minu matter ,protect our enviroment .