Discarded oil drums
Rusty oil barrels polluting a river
Sewage water pollution
Water pollution
Pollution from aluminium sulphate
OIL ON WATER
River pollution from outfall
水質汚濁
Pollution from detergent
RUBBISH IN CANAL
RUBBISH in stream
POLLUTED RIVER
Garbage on a rock, by the water
Garbage and wooden poles floating on water
Oil Pollution
Burnt out cars dumped in pool
Water of florida everglades
Polluted canal choked with rubbish
Trash in Harbour
SEWAGE
TOXIC SEEPAGE
汚染された多摩川・二子玉川にて
Plastic waste
Beach strewn with washed up garbage
Canal silt dumping ground
汚水
POLLUTION OF RIVER
Residue from making of chemicals
Chemical pollution
chemical pollution
Oil in water, close-up.
Contrast between contaminated and uncontaminated waters in the same sea
泡
River pollution
Treatment of wastewater
ALUMINA PLANT
Sewage outfall
Oil plant settling pond
Abandoned barrels of leaking waste oil
Sewage outlet pipe discharging onto beach
Paint residue. causing water pollution
SEWAGE OUTFLOW
POLLUTION OF OCEAN
INDUSTRIAL OUTFALLS
CONTAMINATED WATER
CHEMICAL POLLUTION
POLLUTED STREAM
Toxic blue green algal bloom
Polluted Stream
Polluted stream
Pollution in the River Mersey
Pollution
Industrial pollution
Garbage floating on a stream between large rocks
Water pollution occurring by the sea
Outdoors sewage treatment plant in the city
Polluted waters, in contrast with the beautiful environment
Oil spill
Industrial water pollution
Sea pollution
Michael Faraday, British chemist & water pollution
Sea viewed from boat
Balloons floating on water
Polluted canal, Indiana, USA
Oil processing plant, Athabasca Oil Sands
エコロジーイメージ
SEWAGE POLLUTION
Outflow pipe and rubbish
Plastic litter, River Lee, London, UK
Rubbish in Mountain stream
Sewage water outlet
Nature Landscape
South of Taiwan
行政管理不備による水源池の水質汚染
排水管
Breaking wave
Cyanobacteria on a eutrophic lake shore
Waste water treatment
RAW SEWAGE polluting harbour
ANTI-POLLUTION BOOM
Sewage treatment plant, outdoors
Sewage outlet
EUTROPHICATION in pond
DEAD FISH IN RIVER
Shopping cart in river
下水処理場
SHRIMP FISHING
effect of detergent pollution
二子玉川
Pipeline discharging organic chemical waste
Scum floating on the River Ribble
Weeds growing in water reflected on water surface, b&w
Polluted waters next to a road
Industrial pollution, UK
Oil spill cleanup
Disposal of fracking waste
Sewage ouflow
丸子多摩川
SEWAGE OUTFALL
DEAD MALLARD CHICK
Acid mine drainage, Kenya
Industrial water flow
Algal bloom on river
France, trash on pebbly beach
Taipei Area
Spain, Catalonia, ocean foam
Leaves on foam in water
RIVER POLLUTION
Plastic waste floating in the sea
sewage settling tanks
Nostoc flagelliforme cyanobacteria, light micrograph
Prestige oil spill, Spain
Spain, Andalusia, water of the Rio Tinto, coloured by dissolved minerals, primarily iron