Asweknow,manypeoplethinktheyear2012istheendoftheyear.Butisthattrue?Obviously,itisimpossible.Now,wedonotfindanytracetomakethishappen.However,ifwestilldamagetheearth,finallythedaywillcome.Nowthepollutionisnormalandwhereverwego,wemayfinditisaroundus.
So,Ithinkwemustdosomethingtopreventthishappen.Forexample,weshouldnotcutthetreesdownmoreandmore.Youknow,wemusttryourbesttocreateagoodenvironmentforeverycreatureontheearthtolive.Ifwecutdownthetrees,manyanimalswilllosetheirhabitantandinalongrun,manycreatureswillbecomeendangeredandfinallyextinct.
暂时写了这么多,你参考一下吧!