EnvironmentalProtectionTodaythequalityofournaturalenvironmenthasbecomeanimportantissue
Theworldpopulationisrisingsoquicklythattheworldhasbecometoocrowded
Weareusingupournaturalresourcesandatthesametimepollutingourenvironmentwithdangerouschemicals
Ifwecontinuetodothis,lifeonearthcannotsurvive
Concernedpeoplehavemadesomeprogressinenvironmentalprotection
Governmentsofmanycountrieshaveestablishedlawstoprotecttheair,forestsandsearesourcesandtostopenvironmentalpollution
Stillmoremeasuresshouldbetakentosolveenvironmentalproblems
Peopleshouldbefurthereducatedtorecognizetheimportanceoftheproblems,tousemodernmethodsofbirthcontrol,toconserve(保存)ournaturalresourcesandrecycle(再循环)ourproducts
Wearesurethatwecanhaveabetterandcleanerplaceinthefuture
今天的质量保证我们的自然环境已成为一个重要议题
世界人口增长如此之快以至于世界已经变得太拥挤了
我们正在用尽自然