英文關鍵字
africa
background
bottles
careless
chicken
congestion
consumerism
consumption
contaminated
contamination
cruelty
damage
daytime
decompose
dirty
disadvantaged
dump
ecological
ecology
environment
filth
garbage
ground
heap
hen
hungry
industrial
junk
landfill
litter
messy
overpopulation
plastic
pollution
poor
poverty
recycle
refuse
rubbish
scene
scrap
senegal
stench
toxic
trash
unhappiness
waste