英文關鍵字
animal
animals
asia
asian
background
city
contamination
danger
dirty
disease
dispose
drought
dry
dump
dumping
ecology
environment
environmental
food
garbage
ghetto
ground
hazard
hygiene
india
indian
junk
mumbai
nature
outdoor
pig
pigs
plastic
polluted
pollution
poor
poverty
problems
risk
river
rubbish
sanitation
slums
street
toxic
trash
waste
wild