四川省遂宁中学校高新校区2022-2023学年高二下学期6月半月考英语Word版无答案.docx

四川省遂宁中学高新校区2022-2023高二下学期6月半月考

英语试题

(考试时间：100分钟试卷总分：150分)

一、阅读理解(本大题共15小题，共30分)

A

Topscientistshaveemphasizedtheimportanceofforestcarbonsinksashavinganirreplaceableroleinreducingcarbonintheatmosphereandultimatelycombatingclimatechange.

YinWeilun,anacademicianoftheChineseAcademyofEngineeringandformerprincipalofBeijingForestryUniversity,saidthatforestsandgrasslandsholdauniquepositionincombatingglobalclimatechange.

Forestcarbonsinksareplantsthatabsorbcarbondioxidefromtheatmosphereandfixitinvegetationorsoil,therebyreducingconcentrationofthegas,Yinsaid.

SpeakingonTuesdayattheForestryandGrasslandCarbonSinkInnovationInternationalForum,whichisrunningparalleltotheZhongguancunForumheldinBeijingfromThursdaytoTuesday,thescientistsaidthatgoodforestmanagementcanincreasecarbonabsorptioncapability.

Yincalledformoreresearchinforestmanagementtoensurethesustainabilityofforestsandtheircarbonsinkcapacity.

“Thegrowthanddevelopmentcycleofeachtreespeciesisdifferent.Forexample,poplars(白杨木)reachtheirpeakheightinabout20years.Afterthat,theyareunlikelytogrowandthetreetopwillrotaway.”

Touselandefficiently,forestmanagersmustcutdownsomerottentreesandreplacethemwithyoungonessothattheforestsystemcanmaintainitsabilitytoreproduceandactasacarbonsink,hesaid.

Yinalsostressedtheneedforincreasingforestreserves,grasslandsandwetlandstoenhancetheirabilitytoabsorbcarbon.

Attheforum,DuXiangwan,formerdeputyheadoftheChineseAcademyofEngineering,saidforestsandgrasslandscanmakemultiplecontributionstoclimatechangemitigationaseachcubicmeterofwoodgrowthcanabsorbanaverageof1.83metrictonsofcarbondioxide,hesaid.

Inaddition,afforestation,grasslandandwetlandrestoration,anddesertificationcontrolnotonlyprotectbiodiversitybutalsoprovidesol