sewage settling tanks
Outdoors sewage treatment plant in the city
下水処理場
Sewage treatment plant, outdoors
Sewage outlet
排水管
Sewage outfall
SEWAGE
Pollution from aluminium sulphate
River pollution from outfall
Open sewer
SEWAGE OUTFLOW
Newtown Creek Wastewater Treatment Plant, New York, USA
守口市下水終末処理場
Paint residue. causing water pollution
Residue from making of chemicals
Sewage treatment plant next to the mountains
Chemical pollution
Sewage treatment plant, Michigan, USA
Raw sewage entering sewage treatment works
Pollution from detergent
RAW SEWAGE polluting harbour
Sewage water pollution
Pollution in the River Mersey
Sewage treatment works
工場の貯蔵タンク
POLLUTED STREAM
Water pollution occurring by the sea
SEWAGE POLLUTION
SEWAGE OUTFALL
Sewage works
水質汚濁
Aeration tanks
CONTAMINATED WATER
CHEMICAL POLLUTION
POLLUTED RIVER
chemical pollution
ALUMINA PLANT
OIL ON WATER
Sewage ouflow
Garbage and wooden poles floating on water
Contrast between contaminated and uncontaminated waters in the same sea
Polluted waters, in contrast with the beautiful environment
泡
Water pollution
Acid mine drainage, Kenya
Wastewater Sewage Treatment Plant, Greenpoint, Brooklyn, New York, USA
Settlement tank at a sewage treatment works
汚水
Burnt out cars dumped in pool
Oil plant settling pond
Sewage outlet pipe discharging onto beach
Sewage pipes
汚水処理場
Emergency shower at water treatment facility, California, US
Water treatment works
Waste water treatment
Crossness sewage treatment works
Abandoned sewage works
Machinery at a sewage works
Polluted waters next to a road
Polluted canal choked with rubbish
Wastewater treatment works
Pollution
Treatment of wastewater
おすい
Industrial water flow
Sea viewed from boat
Balloons floating on water
ANTI-POLLUTION BOOM
Industrial water pollution
River pollution
Sewage treatment plant
Sewage treatment, aerial photograph
Garbage floating on a stream between large rocks
エコロジーイメージ
Reedbed sewage treatment plant, Esse, Confolens, France
POLLUTION OF OCEAN
INDUSTRIAL OUTFALLS
POLLUTION OF RIVER
RUBBISH IN CANAL
RUBBISH in stream
Oil Pollution
Polluted Stream
Polluted stream
Water of florida everglades
工場のパイプライン
effect of detergent pollution
Discarded oil drums
Rusty oil barrels polluting a river
Garbage on a rock, by the water
Oil in water, close-up.
Scum floating on the River Ribble
Michael Faraday, British chemist & water pollution
Weeds growing in water reflected on water surface, b&w
Sea pollution
Polluted canal, Indiana, USA
Industrial pollution
Oil processing plant, Athabasca Oil Sands
Canal silt dumping ground
Contrast between polluted waters, and the blue sea
建設現場の浄化槽
汚水のマンホール
Water treatment plant
Wastewater treatment plant, USA
Waste water treatment plant
Crossness Pumping Station museum
Toxic blue green algal bloom
Yang Gongdixue;China
Cogwheel at a sewage works
DEAD FISH IN RIVER
TOXIC SEEPAGE
Trash in Harbour
舞洲スラッジセンター
生活排水路と汚れた水
Nature Landscape
South of Taiwan
行政管理不備による水源池の水質汚染
汚染された多摩川・二子玉川にて