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Photos 23
Illustrations 2

Sewage water

industrial facility

sewage treatment plant

environmental protection

environmental engineering

Aerial view of sewage treatment plant

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an overhead view of a street with a lot of water

a yellow sign on a beach

A polluted stream is filled with trash and algae.

Aerial view of modern water cleaning facility at urban wastewater treatment plant. Purification process of removing undesirable chemicals, suspended solids and gases from contaminated liquid.

aerial view of city during daytime

Water flowing from a concrete pipe into a stream.

A large rusty pipe empties into a flowing river.

an aerial view of a water treatment facility

water droplets on glass window

A river running under a bridge next to a tall building

Two large pipes extend into the choppy ocean water.

Aerial view of modern water cleaning facility at urban wastewater treatment plant. Purification process of removing undesirable chemicals, suspended solids and gases from contaminated liquid.

Rusty pipe discharging vibrant green and yellow liquid.

A rusty pipe discharges green, slimy liquid onto concrete.

A concrete pipe discharges green, algae-filled water into a channel.

Aerial view of modern water cleaning facility at urban wastewater treatment plant. Purification process of removing undesirable chemicals, suspended solids and gases from contaminated liquid.

a black and white photo of a bunch of metal bars

yellow and black leaves on water

Warning sign on beach about contaminated water

Aerial view of sewage treatment plant

an overhead view of a street with a lot of water

A polluted stream is filled with trash and algae.

aerial view of city during daytime

A large rusty pipe empties into a flowing river.

water droplets on glass window

Two large pipes extend into the choppy ocean water.

Aerial view of modern water cleaning facility at urban wastewater treatment plant. Purification process of removing undesirable chemicals, suspended solids and gases from contaminated liquid.

A rusty pipe discharges green, slimy liquid onto concrete.

Aerial view of modern water cleaning facility at urban wastewater treatment plant. Purification process of removing undesirable chemicals, suspended solids and gases from contaminated liquid.

a black and white photo of a bunch of metal bars

Warning sign on beach about contaminated water

–– ––– ––– –– ––– – ––– ––– –––– – – –– ––– – – ––– –– –– –––– ––

a yellow sign on a beach

Aerial view of modern water cleaning facility at urban wastewater treatment plant. Purification process of removing undesirable chemicals, suspended solids and gases from contaminated liquid.

Water flowing from a concrete pipe into a stream.

an aerial view of a water treatment facility

A river running under a bridge next to a tall building

Rusty pipe discharging vibrant green and yellow liquid.

A concrete pipe discharges green, algae-filled water into a channel.

yellow and black leaves on water

Aerial view of sewage treatment plant

a yellow sign on a beach

Water flowing from a concrete pipe into a stream.

water droplets on glass window

Aerial view of modern water cleaning facility at urban wastewater treatment plant. Purification process of removing undesirable chemicals, suspended solids and gases from contaminated liquid.

A rusty pipe discharges green, slimy liquid onto concrete.

a black and white photo of a bunch of metal bars

an overhead view of a street with a lot of water

A polluted stream is filled with trash and algae.

A large rusty pipe empties into a flowing river.

A river running under a bridge next to a tall building

A concrete pipe discharges green, algae-filled water into a channel.

Warning sign on beach about contaminated water

–– ––– ––– –– ––– – ––– ––– –––– – – –– ––– – – ––– –– –– –––– ––

Aerial view of modern water cleaning facility at urban wastewater treatment plant. Purification process of removing undesirable chemicals, suspended solids and gases from contaminated liquid.

aerial view of city during daytime

an aerial view of a water treatment facility

Two large pipes extend into the choppy ocean water.

Rusty pipe discharging vibrant green and yellow liquid.

Aerial view of modern water cleaning facility at urban wastewater treatment plant. Purification process of removing undesirable chemicals, suspended solids and gases from contaminated liquid.

yellow and black leaves on water

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