Environmentalproblemsarebecomingmoreandmoreseriousallovertheworld.Forexample,carshavemadetheairunhealthyforpeopletobreatheandpoisonousgasisgivenoffbyfactories.Treesonthehillshavebeencutdownandwastewaterisbeingpouredcontinuouslyintorivers.Furthermore,whereverwegotoday,wecanfindrubbishcarelesslydisposed.Pollutionis,infact,threateningourexistence.Theearthisourhomeandwehavethedutytotakecareofitforourselvesandforourlatergenerations.Fortunately,moreandmorepeoplehaverealizedtheseproblems.Measureshavebeentakentocopewiththeseproblemsbythegovernment.Lawshavebeenpassedtostoppollution.Ihopetheproblemwillbesolvedinthenearfutureandourhomewillbecomebetterandbetter.全世界的环境问题变得越来越严重。例如汽车污染的空气影响了人们的呼吸,工厂释放污染的气体,山上的树木被砍伐,污水不断被排人河里。另外,无论我们走到哪里,到处可见随意丢弃的垃圾。事实上,污染正威胁我们的生存。地球是我们的家园,我们有责任为我们自己和我们的后代去照顾好它。庆幸的是,愈来愈多的人们已经意识到这些问题。政府已经采取了很多措施去解决这些问题,法律已被通过以制止污染。我希望这些问题在不远的将来能得到解决,我们的家园变得越来越好。