asia
black
boat
bottles
canal
clean up crew
cleaning
contamination
control
danger
developing countries
dirt
dirty
drain
dump
embankment
environment
environmental
female
garbage
hanoi
hazardous
management
muddy
plastic bag
poisonous
polluted
pollution
problem
problems
protection
recycle
retaining wall
river
rubbish
save
sewage
sewer
slum
stream
surface
sustainable
toxic
trash
treatment
urban
vietnam
waste
water
worker
定額
Rear view female worker cleaning a polluted canal full of dark water and variety of wastes in Hanoi. Pollution is one of the most serious problems of Vietnam. Crew in face mask and helmetの素材 [FY310138396114]
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