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时间:2021-01-19
《节水抗旱英语演讲稿 .docx》由会员上传分享,免费在线阅读,更多相关内容在教育资源-天天文库。
1、节水抗旱英语演讲稿childplaysonadriedupriverbedontheoutskirtsofzhengzhou,henanprovinceonfebruary5.reuterswenjiabaotoldofficialstogive"toppriority"todroughtreliefduringhisvisittohenanprovince,eventhoughrainbroughtaslightbitofrelieftopartsofdroughthitareasoverthew
2、eekend. theworstdroughttohitchinainhalfacenturyhasaffectedthelivesofpeopleineightprovinces.thegovernmenthasdeclaredanemergencyacrossthenorth,where4.4millionpeoplelackadequatedrinkingwaterwinterwheatcropsarewithering.here'ssomebackgroundinformationonth
3、edroughtandwhatneedstobedone. q:whathascausedthisespeciallyseveredrought? a:abnormalairmovementsaroundtheglobekeptwarmoceanaircurrentssont.2src.cmotalgrainoutput. thefactthatthedroughthashungonmeansgreaterpressureonwateruseinurbanareas.toensurethewe
4、llbeingofresidents,thestatewillhavetoputmorelimitsonwaterusagebyfactories.itcouldmeanariseinindustrialproductioncosts. q:what'sthesolutionhowlongwillittake? a:someareasgotatouchofrainandsleetovertheweekendaftercloudswere"seeded"withthousandsofrockets
5、?andcannonshellsloadedwithsilveriodidepellets. inaddition,morethan5billioncubicmetersofwaterhavebeendivertedfromtheyellowriver.morewaterfromtheyangtzeandtheyellowriverscouldbedivertedtodroughthitareas. irrigationcovered52.7percentofthewheatlandindrou
6、ghthitprovincesbysaturday.butthedroughtcouldpersistintomarch,withthedominantweatherpatternacrossthenorthnotexpectedtochangeinthenearterm.
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