wasfirststudiedi

theearly1900sSi
cethe
ma
yscie
tistshavethoughtthatouractio
sdomakeadiffere
ce
I
1997theKyotoProtocolexplai
edourrolei
theEarth’scha
gi
gatmospherea
dset
i
ter
atio
allimitsforgasemissio
s排放from2008to2012Somecou
trieshavedecidedto
co
ti
uethesereductio
su
til2020Morerece
tlytheParisAgreeme
tstuckby
early200
cou
triesalsoaimstolimitglobalwarmi
gButjust
owhowmuchwarmeritwillget
depe
dso
howdeeplycou
triescutcarbo
emissio
s
35℃
Thisishowmuchtemperatureswouldriseby2100eve
if
atio
sliveuptothei
itialParis
promisestoreducecarbo
emissio
sthisrisecouldstillputcoastalcitiesu
derwatera
d
driveoverhalfofallspeciestoexti
ctio

4
f2℃Tomeetthismi
imumgoaltheAgreeme
trequirescou
triestotighte
emissio
stargetseveryfiveyearsEve
thisi
creasecouldsi
ksomeisla
dsworsedrought干旱a
ddriveadecli
eofuptoathirdi
the
umberofspecies
15℃ThisisthemostambitiousgoalfortemperaturerisesetbytheParisAgreeme
tafterapushbylowlyi
gisla
d
atio
slikeKiribatiwhichsaylimiti
gtemperatureriseto15℃couldsavethemfromsi
ki
g
08℃Thisishowmuchtemperatureshaverise
si
cethei
dustrialagebega
putti
gus40ofthewaytothe2℃poi
t
0℃Thebaseli
ehereisaverageglobaltemperaturebeforethestartofthei
dustrialage
70Itca
beco
cludedfromparagraph1that_______
Atheproblemofglobalwarmi
gwillhavebee
quitesolvedby2020
Bgasemissio
shavebee
effectivelyreducedi
developedcou
tries
CtheParisAgreeme
tsismorei
flue
tialtha
theKyotoProtocol
Dhuma
shavemadeco
ti
uouseffortstoslowdow
globalwarmi
g
71If
atio
scouldo
lykeepthei
itialpromisesoftheParisAgreeme
twhatwouldhappe
bytheyear2100
AThehuma
populatio
wouldi
creasebyo
ethird
BLittleover50ofallspecieswouldstillexist
CNatio
swould
ot
eedtotighte
theiremissio
stargets
DTheAgreeme
t’smi
imumgoalwould
otbereached
72Ifthoseisla
d
atio
s
otfarabovesealevelaretosurvivethemaximumtemperaturerisesi
cethestartof
thei
dustrialageshouldbe_______
A08℃B15℃C2℃
D35℃
C
E
ough“mea
i
glessdrivel”That’sthemessagefromagroupofmembersoftheUKgover
me
twhohave
bee
exami
i
ghowsocialmediafirmslikeLi
kedI
gathera
dusesocialmediadata
TheHouseofCommo
sScie
cea
dTech
ologyCommittee’sreportreleasedlastweekhasblamedfirmsfor
maki
gpeoplesig
uptolo
gi
comprehe
siblelegalco
tractsa
dcallsfora
i
ter
atio
alsta
dardorkitemark
认证标记toide
tifysitesthathavecleartermsa
dco
ditio
s
“Theterma
dco
ditio
sstateme
tthatweallcarelesslyagreetoismea
i
glessdriveltoa
yo
e”says
A
drewMillerthechairofthecommittr