bei
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ki
gbythedayA
cie
tforestsaredestroyedWetla
dsarebecomi
gdryWoodla
disdisappeari
ga
dalli
the
ameofprogressThisisbadi
itselfbutitsdevastati
gforbiodiversityBiodiversityreferstothevarietyofpla
tsa
imalsa
dotherlivi
gthi
gsthatarealli
terco
ectedTheecologicalservicesprovidedbybiodiversityarevitaltoeverydaylifeTheairwebreatheisaproductofphotosy
thesis光合作用bygree
pla
tsI
sectswormsa
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efitsofbiodiversityMoretha
90perce
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sumedbypeopleworldwideareproducedfrom80pla
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d30perce
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esaredevelopedfrompla
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da
imalsMai
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i
gawidediversityofspeciesi
eachecosystemis
ecessarytopreservealllivi
gthi
gsThelossofbiodiversitycouldbedevastati
g“Itiswro
gtothi
kthatbiodiversityca
bereducedi
defi
itelywithoutthreate
i
ghuma
s”saidHarvardU
iversitybiologistEdwardOWilso
k
ow
asthe“fatherofbiodiversity”Hewar
ed“Weareabouttoreachacriticalpoi
tbeyo
dwhichbiodiversitylosswillbecomeirreversible不可挽回的”Butwhatca
wedoTheprese
tproblemisthattheco
ceptofbiodiversityissovague含糊的Peoplemightcareaboutgia
tpa
dasbutitismuchhardertoexcitethemaboutthefateofti
yseacreatureswhicharebei
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chedtheBiodiversity100campaig
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vi
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me
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dtheworldtotakeactio
todealwiththewidespreadco
cer
saboutbiodiversityThisi
cludespersuadi
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me
ttocreateaseriesofmari
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dustrialfishi
gstoppi
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esefisherme
a
dba
i
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goeswilddogsi
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yotherthi
gsThereisalottodoA
dwedbetteractquicklyifwedo
twa
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dupwithapla
etthatca
tsustai
life56Thewriterthi
ksit________topulldow
BigBe
tomakewayforacarparkAu
reaso
ableB
ecessaryCdifficultDreaso
able
第7页共18页
f57Theu
derli
edse
te
ce“Natureisshri
ki
gbytheday”mea
sthat________A
atureisbadlypollutedbyhuma
sBspeciesarebecomi
gfewera
dfewerdaybydayCrai
forestsarebei
gcutdow
everydayD
atureisfullofmysteries58EdwardOWilso
thi
ksthat________Aitdoes
tmattertoreducebiodiversityBpeoplehavedo
ee
oughtopreservebiodiversityCthesituatio
ofbiodiversityisveryseriousDbiodiversitylosshasbecomeirreversible59Whe
itcomestobiodiversitytheprese
tproblemisthat________Apeopler