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1、haveacommitmentlikeyours,buttheydonotbelievetheyhavethepowertodoanythingtoimproveourenvironment.Thatisnottrue.Together,individualscanmakeadifference.Wedonothavetoputupwithpollution. Thegrowthofthegreenhousegas,carbondioxideintheairactuallycomesasares
2、ultofmanythingswedoeveryday.Hereareafewsuggestionsonhowtoreduceit.Theyshouldgetyoustartedwithyourproject. Weusealotofenergyinourhouses.ItisOKtoleaveanelectricalapplianceonsolongasyouareusingit—ifnot,turnitoff!Donotbecasualaboutthis.Soifyouarenotusing
3、thelights,theTV,thecomputer,andsoon,turnthemoff.Ifyouarecold,putonmoreclothesinsteadofturninguptheheat. Motorvehiclesusealotofenergy–sowalkorrideabikeifyoucan. Recyclecans,bottles,plasticbagsandnewspapersifcircumstancesallowyouto.Ittakesalotofenergyt
4、omakethingsfromnewmaterials,so,ifyoucan,buythingsmadefromrecycledmaterials. Getyourparentstobuythingsthatareeconomicalwithenergy—thisincludescarsaswellassmallerthingslikefridgesandmicrowaves. Planttreesinyourgardenoryourschoolyard,astheyabsorbcarbond
5、ioxidefromtheairandrefreshyourspiritwhenyoulookatthem. Finallyandmostimportantly,beaneducator.Talkwithyourfamilyandfriendsaboutglobalwarmingandtellthemwhatyouhavelearned. Remember—yourcontributioncounts! EarthCare Unit5 ANEXCITINGJOB Ihavethegreatest
6、jobintheworld.Itraveltounusualplacesandworkalongsidepeoplefromallovertheworld.Sometimesworkingoutdoors,sometimesinanoffice,sometimesusingscientificequipmentandsometimesmeetinglocalpeopleandtourists,Iamneverbored.Althoughmyjobisoccasionallydangerous,I
7、don’tmindbecausedangerexcitesmeandmakesmefeelalive.However,themostimportantthingaboutmyjobisthatIhelpprotectordinarypeoplefromoneofthemostpowerfulforcesonearth—thevolcano. IwasappointedasavolcanologistworkingfortheHawaiianVolcanoObservatory(HVO)twent
8、yyearsago.MyjobiscollectinginformationforadatabaseaboutMountKilauea,whichisoneofthemostactivevolcanoesinHawaii.Havingcollectedandevaluatedtheinformation,Ihelpotherscientiststopredictwherelavafromthevolcanowillflownextandhowfast.Ourworkhassavedmanyliv
