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Aerial view of a sewage farm on the bank of a flooded River Avon in Wiltshire UK River Avon flooded after bursting its banks near Salisbury This ri
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Aerial view of a sewage farm on the bank of a flooded River Avon in Wiltshire UK River Avon has flooded after bursting its banks near Salisbury Thi
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Aerial view of a sewage farm on the bank of a flooded River Avon in Wiltshire UK River Avon has flooded after bursting its banks near Salisbury Thi
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Aerial view of a sewage farm on the bank of a flooded River Avon in Wiltshire UK River Avon has flooded after bursting its banks near Salisbury Thi
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Aerial view of a sewage farm on the bank of a flooded River Avon in Wiltshire UK River Avon has flooded after bursting its banks near Salisbury Thi
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Aerial view of a sewage farm on the bank of a flooded River Avon in Wiltshire UK River Avon has flooded after bursting its banks near Salisbury Thi
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Ulva lactuca Ulva lactuca commonly known as sea lettuce is a green seaweed found in marine environments by Wladimir BulgarSCIENCE PHOTO LIBRARY
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Lake with algae growth by ZoonarVolker Rauch
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Thread algae or stern algae (Zygnema) in a garden pond
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Eutrophication in drainage ditch Hollesley Suffolk England Eutrophication is caused by the use of nitrate fertilisers in arable farming Run off fr
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Thread algae or stern algae (Zygnema) in a garden pond
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Pollution warning sign for a drain The warning forbids the dumping of waste water into this drain because it drains into a lake Polluted water can d
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Satellite image of sediment (light blue) and algae (green) Great Lakes USA The algal bloom in Lake Erie (green bottom centre) was mainly caused by
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Satallite image of an algae bloom (green) in Lake Erie Ohio USA on 28th July 2015 The algal bloom was caused by phosphorous agricultural fertilizer
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Birds feeding on bread
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Phytoplankton blooms in the Black Sea satellite image North is at top Water is blue vegetation is green Ice and cloud cover are white The Black
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Phytoplankton blooms in the Black Sea
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Polluted canal This canal has been clogged with weed and algae due to pollution The overgrowth of water plants due to fertilizer runoff is called eu
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Polluted stream Stream polluted with organic chemicals and litter Photographed in Sittingbourne Kent UK
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Description Eutrophication in drainage ditch Hollesley Suffolk England
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Algal bloom (green bottom left) on a river next to a storm drain outfall (across upper centre) An algal bloom is usually due to pollution of water
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Water pollution Algal bloom in water due to pollution with excess nutrients (eutrophication) from sewage and storm water discharges Photographed in
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Algal blooms Aerial photograph of the river Grosser Ostersee Germany with algal blooms lining the shores (light green) The blooms are caused by ph
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Algal blooms (light blue) in the Black Sea true- colour satellite image North is at top Water is blue vegetation is green and clouds snow and ice
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Eutrophication True-colour satellite image of discolouration of the Sea of Azov (grey-brown centre) Ukraine due to eutrophication North is at top
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Water pollution Algal bloom in water due to water pollution with fertilisers (eutrophication) The fertiliser in the water allows algae to grow much
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Algal bloom View of the water of a recreational lake showing discolouration caused by excessive growth of blue-green algae due to water pollution Th
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Ditch filled with duckweed Lemna minor with cows
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Duckweed choking river polluted by agriculture
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Eutrophication of pond as a result of run off of nitrate fertiliser from the surrounding fields Sutton Suffolk England
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Duckweed choking river polluted by agriculture
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Fishes killed due to a lack of water oxygen from river pollution Levels of pollution in a stream or river can be monitored both by analysing the flor
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Caspian Sea
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Reservoir drought Dried mud floor of a reservoir during a drought The remnant of the reservoir is at upper right with algal growth on the edge of t
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Coastal dead zones Global satellite map showing the distribution of croplands (green) marine coastal dead zones (hypoxic zones red dots) eutropic
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Cyanobacteria (blue-green algae) at the edge of a eutrophic lake The picture shows a bloom of cyanobacteria appearing as a green granular scum on th
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Cyanobacteria (blue-green algae) at the edge of a eutrophic lake The picture shows patches of cyanobacteria appearing as a green granular scum stran
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Algae covered beach Normandy France
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Canal with duckweed bloom
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Water of a lake discoloured by blue green algae Cyanophyceae This phenomenon is also known as water bloom an abnormal growth of algae It may have n
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Canal with duckweed bloom
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Canal with duckweed bloom
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Duckweed bloom
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Eutrophication of drainage ditch Cheshire UK
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Eutrophication of drainage ditch Cheshire UK
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Algae covered beach People walking amongst an excessive growth of sea lettuce (green algae Ulva sp) covering Morieux beach Brittany Many beaches
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Algae covered beach Excessive growth of sea lettuce (green algae Ulva sp) covering Morieux beach Brittany Many beaches in Brittany are regularly
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Algae covered beach Brittany France
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Green algae Man holding a piece of sea lettuce (green algae Ulva sp) picked up from a beach in Brittany France Many beaches in Brittany are regul
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Monitoring water pollution A scientist fills a container with freshwater discoloured by an algal bloom It occurs due to abnormal growth of algae us
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Algae covered beach Man standing in an excessive growth of sea lettuce (green algae Ulva sp) covering Bon-Abri beach Brittany Many beaches in Bri
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Algae covered beach Brittany France
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Eutrophication in a flooded field Muddy pool on a pathway running through a field of grazing cattle The run-off of water contains urine and soluble
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Polluted river USA
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Polluted canal Narrowboat on a canal that has been clogged with weed and algae due to pollution The overgrowth of water plants is due to fertilizer
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Algal scum (green) on the shores of a reservoir Algae are microscopic aquatic plants An increase in their numbers can be caused by the presence of f
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Water of a lake discoloured by blue green algae Cyanophyceae This phenomenon is also known as water bloom an abnormal growth of algae It may have n
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Algal scum (green) on a river Algae are microscopic aquatic plants An increase in their numbers can be caused by the presence of fertilisers or an i
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Waterway polluted by nearby wastewater discharges
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Algal bloom Freshwater pond discoloured by an algal bloom This body of water was located in Wiltshire England Algal blooms occur due to abnormal g
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Sodium phosphate chemical structure Stylized skeletal formula (chemical structure) Atoms are shown as color-coded circles with thick black outlines
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Sodium phosphate chemical structure Stylized skeletal formula (chemical structure) Atoms are shown as color-coded circles connected by thin bonds
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Sodium phosphate chemical structure White skeletal formula on dark teal gradient background with hexagonal pattern
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Sodium phosphate chemical structure Blue skeletal formula on white background
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Phosphate anion chemical structure White skeletal formula on dark teal gradient background with hexagonal pattern
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Phosphate anion chemical structure Stylized skeletal formula (chemical structure) Atoms are shown as color-coded circles with thick black outlines
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Phosphate anion chemical structure Blue skeletal formula on white background
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Phosphate anion chemical structure Stylized skeletal formula (chemical structure) Atoms are shown as color-coded circles connected by thin bonds o
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Stages of oxygen depletion in the oceans illustration This process of oxygen depletion occurs in eutropic zones where fertiliser run-off (far left)
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Water of a lake discoloured by blue green algae Cyanophyceae This phenomenon is also known as water bloom an abnormal growth of algae It may have n
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Stages of oxygen depletion in the oceans illustration This process of oxygen depletion occurs in eutropic zones where fertiliser run-off (far left)
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Algal bloom in water due to water polluted with fertilisers (eutrophication)
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Close-up of algal scum forming in standing water in agricultural area
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Marine eutrophication with filamentous green algae in the water highlighted with a bright light This excess growth of algae (an algal bloom) is caus
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Hacelia starfish (Hacelia attenuata) and algal growth on the sea bed The slimy layer of diatom algae covering most of the sea floor is an example of
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Aerial view of rowboat traveling through water weed Kemnader Reservoir Witten Ruhr District North Rhine-Westphalia Germany Europe Photo by Hans
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Aerial view of rowboat traveling through water weed Kemnader Reservoir Witten Ruhr District North Rhine-Westphalia Germany Europe Photo by Hans
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Aerial view of Freizeitbad Heveney pool Kemnade Leisure Center with Kemnader Reservoir Witten Ruhr District North Rhine-Westphalia Germany Europ
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Trash floating on the Marseille shore line Bouches-du-Rhône France Water pollution is largely caused by human activity and has had a major impact o
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Water of a lake discoloured by blue green algae Cyanophyceae This phenomenon is also known as water bloom an abnormal growth of algae It may have n
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Water of a lake discoloured by blue green algae Cyanophyceae This phenomenon is also known as water bloom an abnormal growth of algae It may have n
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Water pollution Algal bloom in water due to water pollution with fertilisers (eutrophication) The fertiliser in the water allows algae to grow much
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Fishes killed due to a lack of water oxygen from river pollution Levels of pollution in a stream or river can be monitored both by analysing the flor
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Caspian Sea Satellite image of the Caspian Sea Kazakhstan Turkmenistan Iran Azerbaijan and Russia share its shores The Caspian Sea is the world
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