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Anewstudywarnsthataboutthirtypercentoftheworld'speoplemaynothaveenoughwaterbytheyear2025.AprivateAmericanorganizationcalledPopulationActionInternationaldidthenewstudy.Itsaysmorethanthree-hundred-thir
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问题描述:

Anewstudywarnsthataboutthirtypercentoftheworld'speoplemaynothaveenoughwaterbytheyear2025.

AprivateAmericanorganizationcalledPopulationActionInternationaldidthenewstudy.Itsaysmorethanthree-hundred-thirty-five-millionpeoplelackenoughwaternow.Thepeopleliveintwenty-eightcountries.MostofthecountriesareinAfricaortheMiddleEast.

P-A-IresearcherRobertEngelmansaysbytheyear2025aboutthree-thousand-millionpeoplemaylackwater.Atleast18morecountriesareexpectedtohaveseverewaterproblems.Thedemandforwaterkeepsincreasing.YettheamountofwateronEarthstaysthesame.

Mr.Engelmansaysthepopulationincountriesthatlackwaterisgrowingfasterthaninotherpartsoftheworld.Hesayspopulationgrowthinthesecountrieswillcontinuetoincrease.

Thereportsayslackofwaterinthefuturemayresultinseveralproblems.Itmayincreasehealthproblems.Lackofwateroftenmeansdrinkingwatersarenotsafe.Mr.Engelmansaysthereareproblemsallovertheworldbecauseofdiseasessuchascholerawhicharecarriedinwater.Lackofwatermayalsoresultinmoreinternationalconflict.Countriesmayhavetocompeteforwaterinthefuture.Somecountriesnowgetsixtypercentoftheirfreshwaterfromothercountries.ThisistrueofEgypttheNetherlandsCambodiaSyriaSudanandIraq.Andthereportsayslackofwaterwouldaffecttheabilityofdevelopingtoimprovetheireconomies.Thisisbecausenewindustriesoftenneedalargeamountofwaterwhentheyarebeginning.

ThePopulationActionInternationalstudygivesseveralsolutionstothewaterproblem.Onewayitsaysistofindwaystousewaterformorethanonepurpose.Anotherwayistoteachpeopletobecarefulnottowastewater.Athirdwayistouselesswaterofagriculture.

Thereportalsosayslong-termsolutionstothewaterproblemmustincludecontrolsonpopulationgrowth.Itsayscountriescannotprovidecleanwaterunlesstheyslowpopulationgrowthbylimitingthenumberofchildrenpeoplehave.

1. areexpectedtohaveseverewaterproblemsbytheyear2025.

A.18countries B.Nocountries

C.46countries D.28cou

李恩回答:
  1.D2.B3.B4.C
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