1.Asmodernschoolstudents,weallknowtheenvironmentisveryimportantinourdailylife.

　　Butdoyouknowhowtoproctectenvironment?

　　First,weshouldkeepourschoolyardcleanandtidy.Second,weshouldn'tdropthelitterhereorthere.Third,weshouldgotoschoolbybikeoronfoot.Fourth,weshouldturnoffthelightsandTVwhenweleavehome.Fifth,weshouldn'tspitinpublic..Ontheonehand,weshouldn'tcutdowntreeswithoutpermission.Ontheotherhandweshouldplanttreesinspringasmanyaspossible.

　　Ifwetryourbest,i'msureourenvironmentcangetbetterandbetter!

　　作为一个现代学校的学生.我们都知道环境是在我们日常生活中非常重要的.但是,你知道如何保护环境?首先,我们应该保持校园干净整洁.第二,我们不应该到处丢弃垃圾.第三,我们应该去上学骑自行车或步行.第四,当我们离开家时,我们应该关掉灯和电视.第五,我们不应该在公共场合吸烟.一方面,我们不应擅自砍伐树木.另一方面,我们应该尽可能多的植物在春季树木.如果我们尽了全力,我相信我们的环境会变得越来越好!

　　2.Environmentalproblemsarebecomingmoreandmoreseriousallovertheworld.Withthedevelopmentofindustryandagriculture,carsmakegreatnoisesandgiveoffpoisonousgas.Treesonthehillshavebeencutdown,andwastewaterisbeingpouredcontinuouslyintorivers.Furthermore,whereverwegotoday,wecanfindrubbishcarelesslydisposed.Thewholeecologicalbalanceoftheearthischanging.Massivedestructionofenvironmenthasbroughtaboutnegativeeffectsandevenposesagreatthreattoman'sexistence.

　　Wemustfacethesituationthatexistsandtakeactionstosolveourenvironmentalproblems.Forinstance,newlawsmustbepassedtoplacestrictcontroloverindustrialpollution,thepub!icmustreceivetheeducationaboutthehazardofpollutionandsoon.Wehopethatallthesemeasureswillbeeffectiveandbringbackahealthfulenvironment