Environmentalproblemsarebecomingmoreandmoreseriousallovertheworld.Forexample,carshavemadetheairunhealthyforpeopletobreatheandpoisonousgasisgivenoffbyfactories.Treesonthehillshavebeencutdownandwastewaterisbeingpouredcontinuouslyintorivers.Furthermore,whereverwegotoday,wecanfindrubbishcarelesslydisposed.Pollutionis,infact,threateningourexistence.
Theearthisourhomeandwehavethedutytotakecareofitforourselvesandforourlatergenerations.Fortunately,moreandmorepeoplehaverealizedtheseproblems.Measureshavebeentakentocopewiththeseproblemsbythegovernment.Lawshavebeenpassedtostoppollution.Ihopetheproblemwillbesolvedinthenearfutureandourhomewillbecomebetterandbetter.