단어장(2)

organization
pricipal
role
wildlife
conservation
fragile
species
be on the verge of...
extinction
prolonged
drought
severe
damage
crop
tropical
forest
disappear
scale
inpart
dueto
acid
it is said that~
global warming
directly
relate
carbon dioxide
emission
destruction
ozone
layer
affect
environment
committee
call on A to do
side by side
curb
pollution
sate llite
launch...
orbit
monitor
melt
glacier
ecologist
warn
time and again
petroleum
not only A but B
blessing
carse
continent
abundant
fossil
region
relatively
rich
mineral
resource
wheat
account for
approximately
two-thirds
agricultural
production
fertile
soil
indispensable
humid
climate
characteristic
peninsula