英语阅读（帮我找一下这篇文章）

IlovenatureandIamveryconcerned(担忧的）thatalotofpeoplearepollutingtheEarthwithoutrealizingit.Pollutionismadewhensomebodyputsharmfulthingsintotheair,waterorland.Peopleshouldnotpollute.Whenpeoplepolluteithurtsthepeople,theanimalandtheplant.

Whenpeopleputchemicalsintotheland,theygointooursoilandintoourwater.Whenpeo¬pleandanimalsdrinkthewateritmakesthemsick.Theymaynotrealizeitrightawaybutfinallytheyfeelit.Whenchemicalsgetintothegrounditaffectsthewholefoodchain(食物链）—Thein¬sect,theanimal,theplantandthepeopleareaffected.

Whenpeoplecutdowntreestheyreducetheamount(数量）ofoxygen(氧气）andtheytakea-wayhomesforanimals.Mostpeopledon’trealizehowcuttingdowntreeshurtspeopleandanimals.

IfIcouldmakelaws,noonecouldputgarbageintothewateroronthelandandallcarswouldrunonfuel(燃料）madefrombeans.WhenIgrowup,Iwanttoliveonacleanearthwithlotsoftalltreesfullofanimals.Pleasedon’tpollute.

71.Howarepeoplepollutingtheearthacccrdingtothepaaaage?

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72.Theunderlinedphrase“hannfulthingsincludetwothingsinthepassage.

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73.Howarethepeopleaffected?[

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74.TranslatetheunderlinedsentenceMostpeopledon’trealizehowcuttingdowntreeshurtspeopleandanimals.

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75.Whatisagoodearthlikeforthewriter?

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