英文關鍵字
art
background
bags
blown
blue
bottles
cellophane
closeup
collection
conservation
contamination
crushed
dark
disposal
dump
earth
ecology
empty
environmental
garbage
management
marine
nature
nobody
object
ocean
plastic
pollution
polyethylene
problem
protection
recycling
reduction
reuse
rubbish
save
sea
swinging
trash
used
waste
water
wet
wind
zero