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Air-hygenist Roberto Mona, 1986.
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Air-hygenist Roberto Mona, 1986.

Inspection of water and gas pipes, 1972.
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Inspection of water and gas pipes, 1972.

Helicopter at exhibition noise abatement, Zurich 1960.
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Helicopter at exhibition noise abatement, Zurich 1...

Campaign against noise, 1956.
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Campaign against noise, 1956.

Mobile hearing test, crew and bus 1972.
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Mobile hearing test, crew and bus 1972.

Noise control: Night driving ban in the city center, Zurich 1972
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Noise control: Night driving ban in the city cente...

Eglisau, Pulverturm; 1955.
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Eglisau, Pulverturm; 1955.

Test gardening along the motorway, 1972.
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Test gardening along the motorway, 1972.

Clean Switzerland campaign in the Maggia Valley, 1971
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Clean Switzerland campaign in the Maggia Valley, 1...

Noise pollution: WWF noise barometer in Zurich HB 1970
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Noise pollution: WWF noise barometer in Zurich HB ...

Jet flying operations: mobile noise level measuring, Rümlang 1965.
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Jet flying operations: mobile noise level measurin...

Scouts collecting garbage, 1971
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Scouts collecting garbage, 1971

Startomatik in the car, 1973
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Startomatik in the car, 1973

Noise level measuring with motorcycles Zurich 1960.
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Noise level measuring with motorcycles Zurich 1960...

Noise demonstration, police motocycle on mobile test bed, Berne 1958.
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Noise demonstration, police motocycle on mobile te...

Conservation campaign, 1969.
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Conservation campaign, 1969.

Sign for turning off the engine in front of a gate, 1972.
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Sign for turning off the engine in front of a gate...

Motorradfahrer bei L.
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Motorradfahrer bei L.

Jet flying operations: mobile noise level measuring, Rümlang 1965.
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Jet flying operations: mobile noise level measurin...

Protest against planned demolition of old town houses; 1954
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Protest against planned demolition of old town hou...

Hearing test, mobile studio 1972.
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Hearing test, mobile studio 1972.

Fuelling low-lead petrol, 1971.
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Fuelling low-lead petrol, 1971.

Fricktal; Protest against damages by fluorine; 1958.
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Fricktal; Protest against damages by fluorine; 195...

Cyanide poisons fish farm near Studen in 1955
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Cyanide poisons fish farm near Studen in 1955

Campaign against noise, 1956.
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Campaign against noise, 1956.

Fuelling low-lead petrol, 1971.
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Fuelling low-lead petrol, 1971.

Protest against heavy car traffic, 1973.
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Protest against heavy car traffic, 1973.

Swissair Boeing 747 at new Engine test stand 1971.
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Swissair Boeing 747 at new Engine test stand 1971.

Sign to switch off the engine in front of the railway barrier, 1972
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Sign to switch off the engine in front of the rail...

Fricktal; Protest against fluoride damage; 1958
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Fricktal; Protest against fluoride damage; 1958

Monitoring car doing measurement of air pollution, 1973.
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Monitoring car doing measurement of air pollution,...

Scouts collecting garbage, 1971
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Scouts collecting garbage, 1971

Campaign against noise, 1956.
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Campaign against noise, 1956.

Noise measuring initiative of the metropolitan police Zurich 1961.
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Noise measuring initiative of the metropolitan pol...

Campaign against noise, 1956
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Campaign against noise, 1956

Scouts collecting rubbish, 1971.
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Scouts collecting rubbish, 1971.

Motorway next to potato harvest, 1972
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Motorway next to potato harvest, 1972

Scouts collecting rubbish, 1971
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Scouts collecting rubbish, 1971

Demonstration with air hammer at exhibition noise abatement, Zurich 1960
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Demonstration with air hammer at exhibition noise ...

Noise measuring device of the metropolitan police Zurich 1961
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Noise measuring device of the metropolitan police ...

Conservation campaign in the Maggia valley, 1971.
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Conservation campaign in the Maggia valley, 1971.

Dying of trees: Josef Meier shows a sick fir 1983.
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Dying of trees: Josef Meier shows a sick fir 1983.

Air hygienist Roberto Mona, 1986
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Air hygienist Roberto Mona, 1986

Noise abatement: night driving ban downtown Zurich 1972.
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Noise abatement: night driving ban downtown Zurich...

Noise abatement: night driving ban downtown Zurich 1972
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Noise abatement: night driving ban downtown Zurich...

Twig, damaged by fluroic gases, 1972
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Twig, damaged by fluroic gases, 1972

Franz Hohler at the demonstration for the woods in Berne, 1984.
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Franz Hohler at the demonstration for the woods in...

Conservation campaign in the Maggia valley, 1971.
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Conservation campaign in the Maggia valley, 1971.

Test gardening along the motorway, 1972.
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Test gardening along the motorway, 1972.

Fricktal; Protest against damages by fluorine; 1958.
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Fricktal; Protest against damages by fluorine; 195...

Inspection of water and gas pipes, 1972.
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Inspection of water and gas pipes, 1972.

ETH Hygiene Institute test air quality, Zurich 1965 .
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ETH Hygiene Institute test air quality, Zurich 196...

ETH Hygiene Institute test air quality, Zurich 1965
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ETH Hygiene Institute test air quality, Zurich 196...

District heating for buildings of ETH Zurich around 1960.
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District heating for buildings of ETH Zurich aroun...

Iraq Petrol Company
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Iraq Petrol Company

December 12, 1997 - close up pollution from a factory smoke stack
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December 12, 1997 - close up pollution from a fact...

September 1996 - Worker checking oil-sorbent booms in Prince William Sound
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September 1996 - Worker checking oil-sorbent booms...

Monitoring Gas Emissions from Kilauea Volcano ca. 2010
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Monitoring Gas Emissions from Kilauea Volcano ca. ...

Smoke over Des Moines
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Smoke over Des Moines

Close up of cups and plastic bottles in dirty water (water pollution)
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Close up of cups and plastic bottles in dirty wate...

Moscow, russia, august 16 2002, the moskva river in smog, after a breath of fresh air (thanks to rains) moscow has to put up with quite heavy smog, this time it is of 'local' origin, it is caused not ...
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Moscow, russia, august 16 2002, the moskva river i...

Moscow region, russia, smoke of a burning dump at the asphalt plant in domodedovo, yesterday cloaked the whole town, the ecological situation in moscow suburbs keeps deteriorating, 08,2003.
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Moscow region, russia, smoke of a burning dump at ...

California Gasoline Refineries
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California Gasoline Refineries

Insurance Company Fire
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Insurance Company Fire

31 Ships Are Burned
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31 Ships Are Burned

Firemen With Hose
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Firemen With Hose

Wintertime Fire Fighting
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Wintertime Fire Fighting

American Cargo Ship Explodes
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American Cargo Ship Explodes

WWII Marine Flamethrower
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WWII Marine Flamethrower