【BWehumansliveindifferentpartsoftheworldbutwehavethesame“mother”.Shegivesuseverythingweneedinourdailylife.SheisourMotherEarth.April22isEarthDay.Thethemeofthisyearis“Green】
B
Wehumansliveindifferentpartsoftheworldbutwehavethesame“mother”.Shegivesuseverythingweneedinourdailylife.SheisourMotherEarth.
April22isEarthDay.Thethemeofthisyearis“GreenCities”.
AgreencityisahealthyandpleasantplaceforpeopletoliveaccordingtotheUnitedNations.
Agreencitycangetitsenergyfromrenewable(可再生的)sourceslikesolar(太阳能白勺)andwindpower.Alsoitisconnectedbycleanpublictransportation.Moreoveragreencityismadeupoffacilities(设施)thatcansaveenergyandreducewaste.
Aroundtheworldmanycitiesandcountrieshavedonewelltobuildthemselvesinagreenway.
Chicagoiswellknownforitsgreenroof(屋顶)program.Theseroofsarecoveredwithplants.Theplantsgetagreatamountofrainwater.Laterthewaterevaporates(蒸发)tohelpmaketheaircoolandclean.Sofarthereareabout360greenroofsinChicagoaccordingtotheUSEnvironmentalProtectionAgency.
CuritibaBrazilhasgreattransportation.Itopenedtheworld'sfirstbusrapidtransit(BRT)systemin1974.BRTrunsonspeciallanes.Thismakessurethatbusesareontimeevenintrafficjams.WiththehelpofBR1thecityhasthelowestlevelofairpollutionin Brazil.Today?manyothercountrieshavecopiedBRTincludingChinaandMexico.
Singaporeishometothefirstzero-energybuildinginSoutheastAsia.Zeroenergymeansabuildingisabletocreatemoreenergythanituses.Zero-energybuildingsworkwithsolarpanels(板)mainlyonroofs.Thesepanelscanmakeelectricitywhichpowersthebuildings.
By2030Singaporeplanstobuild80percentofitsbuildingslikethis.
()29.ThethemeofEarthDaythisyearis“”.
A.GreenRoofs B.GreenCities
C.ReducingandRecycling D.EnvironmentalProtection
()30.ThearticlementionsthatthereisBRTinthefollowingcountriesEXCEPT .
A.Brazil B.Singapore C.China D.Mexico
()31.Fromthepassagewelearnthatinthethreecities .
A.peopleareencouragedtogrowplantsontheirroofs
B.speciallanesaredesignedtosolvetrafficjams
C.peoplemakegooduseofsolarandwindenergy