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1、(l)BeesandNeonicsTheadvantagesofNeonics:First,theycanbeusedonavastmajorityofplants,including95%percentofcornandthecanolacrops,fruitsandvegetablecrops.Second,theyareeffectiveagainstmanyinsects,includingthesuckinginsects,somechewinginsects,soilinsectsan
2、darealsousedtocontrolfleasondomesticanimals.Third,mostneonicsarewater-solubleandbreakdownslowlyintheenvironment,sotheycanbetakenupbytheplantandprovideprotectionfrominsectsastheplantgrows.Theconsequencesofusingneonics:Itwaspointedoutbyplentyofstudiesth
3、atthewideuseofneonicshascausedagreatdealofbees'deaths・Itisbelievedthattheresiduesofneonicsontheplantshaveimpactedbees9abilitytoforage,learnandremembernavigationroutestoandfromfoodsources.Asaresult,aphenomenoncalledColonyCollapseDisorderappeared,andthi
4、shasleadtoamassivelossofbees・Furthermore,moreplantsaresupposedtodiebecausethelackofpollinators・Inaddition,itwouldimpactourhumanbeings・Asamatteroffact,amongthe1300speciesofplantswhichareusefultohumans,1100speciesrequirepollinationbythebees.Soifweusethe
5、neonics,wewillnotonlycauseterribleecologicalproblems,butalsocausedisastrouseconomicloss.(2)BiodiversityExtinctionsarebad,wehavetheresponsibilitytoprotectbiodiversity:Biodiversityisimportanttoecologicalstability,andthiswillbethreatenedbyexcessivespecie
6、sextinctions.Everyspeciesiscloselyrelatedtootherspecies・Thisistosay,ifonespeciesbecomesextinct,otherswillbeaffected.Forexample,frogswillfinddifficultiesinfindingfoodifthefliesbecomeextinct.Andstepbystep,ifalargeamountofspeciesbecomeextinct,finallywehu
7、manbeingswillbeaffected.Wefeedonandrelyonotherspecies・Itwouldbeimpossibleforustosurviveontheearthwithoutthem.Sowehavetheresponsibilitytoprotectthebiodiversity,notonlyfortheanimals,butalsoforourselves・Furthermore,itisbecauseofhumansthatmanyspeciesbecom
8、eextinct.Wecutdowntheforests,letoutthepoisonousgas,emitthecontaminatedwaterintoriversandsoon.Allthethingswedidmademanyspecieshomeless.Andtherefore,theybecomeextinct.Everyspeciesonthisearthhavetheequalrighttolive,itisagainsttheethicstodepriveot