八年级下册重点英语单词人教版

八年级下册重点英语单词人教版

1.pollution-污染

Pollutionreferstotheharmfulsubstancesorconditionsthatarereleasedintotheenvironment,causingdamagetolivingorganismsandtheirsurroundings.

2.environment-环境

Environmentreferstothenaturalworldinwhichorganismsliveandinteractwitheachother.

3.global-全球的

Globalmeansrelatingtoorencompassingthewholeworld.

4.climate-气候

Climatereferstothelong-termweatherpatternsinaparticularregionorarea.

5.greenhouseeffect-温室效应

ThegreenhouseeffectisaprocessbywhichcertaingasesintheEarth'satmospheretrapheat,leadingtoanincreaseintheplanet'stemperature.

6.renewable-可再生的

Renewablereferstoresourcesorenergythatcanbereplenishednaturallyorthroughhumanefforts.

7.fossilfuel-化石燃料

Fossilfuelsarefuelsformedfromtheremainsofancientplantsandanimals,suchascoal,oil,andnaturalgas.

8.deforestation-森林砍伐

Deforestationreferstotheclearing,removal,ordestructionofforestsortrees,usuallyduetohumanactivities.

9.conserve-保存

Toconservemeanstoprotectandpreservesomething,especiallynaturalresources,forfuturegenerations.

10.recycle-回收利用

Recyclingistheprocessofconvertingwastematerialsintoreusablematerials,therebyreducingtheneedfornewrawmaterials.

11.biodiversity-生物多样性

BiodiversityreferstothevarietyandvariabilityoflivingorganismsinaparticularecosystemoronEarthasawhole.

12.endangered-濒危的

Endangeredmeansatriskofextinctionorbeingseriouslyharmedordestroyed.

13.habitat-栖息地

Habitatreferstothenaturalenvironmentinwhichaspeciesororganismnormallylivesorgrows.

14.conservation-保护

Conservationreferstothepreservation,protection,andsustainableuseofnaturalresourcesandtheenvironment.

15.ecosystem-生态系统

Anecosystemisacommunityoflivingorganismsalongwiththeirphysicalenvironment,interactingasasystem.

16.alternative-可替代的

Alternativemeansofferingorexpressingachoiceorpossibilitythatisdifferentfromwhatisusualorexpected.

17.emissions-排放物

Emissionsaresubstancesreleasedintotheairoratmosphere,usuallyasaresultofburningfossilfuelsorindustrialactivities.

18.organic-有机的

Organicreferstoproductsormaterialsthataregrownorproducedwithouttheuseofsyntheticchemicalsorpesticides.

19.renewableenergy-可再生能源

Renewableenergyisenergythatcomesfromsourcesthatcanbenaturallyreplenished,suchassolar,wind,orhydroelectricpower.

20.landfill-垃圾填埋场

Alandfillisadesignatedareawherewastematerialsaredisposedofandburiedintheground.

21.energy-efficient-节能的

Energy-efficientmeansusinglessenergytoperformthesametaskorfunction,oftenresultingincostsavingsandreducedenvironmentalimpact.22.sustainabledevelopment-可持续发展

Sustainabledevelopmentreferstodevelopmentthatmeetstheneedsofthepresentwithoutcompromisingtheabilityoffuturegenerationstomeettheirownneeds.23.carbonfootprint-碳足迹

Carbonfootprintisthetotalamountofgreenhousegases,particularlycarbondioxide,emittedbyanindividual,organization,orcountry.24.reduce-减少

Toreducemeanstomakesomethingsmallerinsize,amount,ordegree,oftentominimizenegativeimpactsorwaste.25.reuse-再利用

Reuseinvolvesusinganitemormaterialagain,eitherforthesamepurposeorforadifferentone,toextenditslifespanandreducewaste.26.sustainable-可持续的

Sustainablemeanscapableofbeingmaintainedorkeptgoingoveralongperiodoftimewithoutcausingsignificantharmtotheenvironmentordepletingresources.27.climatechange-气候变化

Climatechangereferstolong-termshiftsinweatherpatternsandaveragetemperatures,oftenattributedtohumanactivitiesandtheincreasedconcentrationofgreenhousegasesintheatmosphere.28.oceanacidification-海洋酸化

OceanacidificationisthedecreaseinpHoftheEarth'soceanscausedbytheabsorptionofcarbondioxidefromtheatmosphere,leadingtoharmfuleffectsonmarinelife.29.wildlife-野生动植物

Wildlifereferstoanimalsandplantsthatliveinnaturalhabitats,especiallythosethatarenottypicallydomesticatedorcultivatedbyhumans.30.ecosystemservices-生态系统服务

Ecosystemservicesarethemanyandvariedbenefitsthathumansfreelygainfromthenaturalenvironmentandfromproperlyfunctioningecosystems.31.naturalresource-自然资源

Naturalresourcesarematerialsorsubstancesthatoccurnaturallyintheenvironmentandarevaluabletohumans,suchasminerals,forests,water,andfertilesoil.32.carbonneutral-碳中和

Carbonneutralmeanshavinganetzerocarbonfootprint,achievedbybalancingtheamountofcarbondioxideemittedwiththeamountsequesteredoroffsetthroughvariousenvironmentalinitiatives.33.recyclingprogram-回收计划

Arecyclingprogramisasetofactivitiesandstrategiesdesignedtocollect,sort,process,andreuseorrecyclematerialsthatwouldotherwisebethrownawayaswaste.34.pollutioncontrol-污染控制

Pollutioncontrolreferstothemethodsandtechnologiesusedtoreduceoreliminatethereleaseofharmfulsubstancesintotheenvironment.35.environmentalprotection-环境保护

Environmentalprotectioninvolvesthepreservationandconservationofthenaturalenvironment,includingthesustainableuseofresourcesandthepreventionofpollution.36.wastemanagement-废物管理

Wastemanagementencompassesthecollection,transportation,processing,anddisposalofwastematerials,withthegoalofreducingenvironmentalimpactandmaximizingresourcerecovery.37.sustainableagriculture-可持续农业

Sustainableagricultureisfarmingpracticesthatmaintainsoilfertility,minimizeenvironmentaldegradation,andareeco