2024年人教版高中英语一轮复习课件（新高考新教材）高考题型组合练 选择性必修第1册　UNIT 5　WORKING THE LAND.pdfVIP

2024年人教版高中英语一轮复习课件（新高考新教材）

高考题型组合练选择性必修第1册

UNIT5WORKINGTHELAND

Ⅰ.阅读理解

A

Recently,abigchangequietlytookplaceinagriculture.Yetneither

droughtnorfrostiseveraconcernforgrowersofplantscurrentlygrown

insidelargegreenhouses.Vegetablesareincreasinglybeinggrownindoors,

usinganadvancedformofgrowingcalledcontrolledenvironmentagriculture,

amethodthathasthepotentialtohelpfeedtheplanet,evenwhileitthreatens

tofurtherwarmit.

ⅠⅡⅢⅣ

Controlledenvironmentagriculturehasmanyadvantages.Cropsarenot

subjecttounexpectedextremeweather.Furthermore,thesegreenhousescan

producemorefoodwithfewerpesticidesandlesswater.Withcomputer-

controlledtemperaturesandnutrients,theplantsgrowwithlesswaterand

producemuchhigheryields.Aboveall,theproducecanbebredforflavor,

insteadoffortolerancetoheat,rainandlong-distancetransport.

ⅠⅡⅢⅣ

Thecarbonfootprintofanygivengreenhousetomatocanvaryquiteabit

dependingonenergysources,surroundingtemperaturesandnaturallight.But

variousstudieshaveestimatedthat,onaverage,theproductionofapoundof

tomatoesinanAmericanorNorthernEuropeangreenhousereleases3to3.5

poundsofcarbonintotheatmosphere.Thatisabout6timesthecarbon

footprintofafieldtomato,eventakingintoaccounttheemissionsfrom

refrigeratedtrucksthatoftentransportfieldvegetableshundredsoreven

thousandsofmilestoreachconsumers.Greenhouses,bycontrast,canbebuilt

nearmajorpopulationcenters.

ⅠⅡⅢⅣ

Nevertheless,inarapidlywarmingworld,shouldwebeincreasing

agriculture’scontributionbymovingsomeofitindoors?“Wehavelittle

choice,”sayadvocates.“Withtheglobalpopulationexpectedtogrowby25

percenttonearly10billionpeopleby2050,foodproductionwillneedto

increaseby60percentto