protectingtheenvironment英语作文 污染（pollution）是指自然环境中混入了对人类或其他生物有害的物质其数量或程度达到或超出环境承载力从而改变环境正常状态的现象 environmentalproblemsarebeingmoreandmoreseriousallovertheworld.forexample,carshavemadetheairunhealthyforpeopletobreatheandpoisonousgasisgivenoffbyfactories.treesonthehillshavebeencutdownandwastewaterisbeingpouredcontinuouslyintorivers.furthermore,whereverwegotoday,wecanfindrubbishcarelesslydisposed.pollutionis,infact,threateningourexistence. theearthisourhomeandwehavethedutytotakecareofitforourselvesandforourlatergenerations.fortunately,moreandmorepeoplehaverealizedtheseproblems.measureshavebeentakentocopewiththeseproblemsbythegovernment.lawshavebeenpassedtostoppollution.ihopetheproblemwillbesolvedinthenearfutureandourhomewillbeebetterandbetter. protectingtheenvironment英语作文相关文章：