background
brown
canal
chemical
clean
contamination
damage
danger
dirt
dirty
disaster
drain
drainage
dump
ecological
ecology
environment
environmental
factory
flow
flowing
fluid
garbage
global
green
industrial
industry
liquid
natural
nature
pipe
plant
plastic
pollute
pollution
recycling
river
rusty
sand
sewage
sewer
stream
summer
technology
toxic
trash
tube
unhygienic
waste
water
定額
Industrial wastewater, the pipeline discharges liquid industrial waste into the sea on a city beach. Dirty sewage flows from a plastic sewer pipe onto the sand of a sea city beachの素材 [FY310116692953]
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