利用する
environmental
background
bin
bottle
box
can
cardboard
clean
collection
concept
conservation
container
disposal
earth
eco
ecological
ecology
egg
environment
flat
garbage
green
industry
isolated
junk
lay
management
object
pack
paper
plastic
pollution
recycle
recycling
reduce
reuse
rubbish
save
separation
service
space
symbol
top
trash
used
view
waste
white
work