226 résultats pour : environment protection

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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...

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...

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 ...

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.

Fuelling low-lead petrol, 1971.

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Fuelling low-lead petrol, 1971.

Fuelling low-lead petrol, 1971.

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Fuelling low-lead petrol, 1971.

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...

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

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 ...

Noise abatement: night driving ban downtown Zurich 1972

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Noise abatement: night driving ban downtown Zurich...

Imperial letter of protection for the Gesellschaft für deutsche Kolonisation

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Imperial letter of protection for the Gesellschaft...

The Imperial Letter of Protection for New Guines 1885 and the German Flag Hoisting on Samoa 1900

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The Imperial Letter of Protection for New Guines 1...

Institute for the Protection and Environmental Research, Ispra, two technicians working on the Essor reactor, ispra, varese, Italy.1967

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Institute for the Protection and Environmental Res...

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 - Pollution Prevention - Recycling drop-off containers

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September 1996 - Pollution Prevention - Recycling ...

Close up a solar heating panel in a modular house built near Corrales, New Mexico..., 04 1974

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Close up a solar heating panel in a modular house ...

Examining 2008 Eruption of Okmok Volcano in Alaska ca. 2010

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Examining 2008 Eruption of Okmok Volcano in Alaska...

USGS NYWSC_Geophysical_training_in Iraq

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USGS NYWSC_Geophysical_training_in Iraq

Florida's mangrove forests were hard hit by the uncommonly cold temperatures in January, 2010. Here, a dull brown swath of freeze-damaged mangroves cuts across the photograph, Pinellas County, FL - c...

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Florida's mangrove forests were hard hit by the un...

Interior detail of 55-gallon water filled drums that form the core of the passive solar heating system of this home near Corrales, New Mexico... 04 1974

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Interior detail of 55-gallon water filled drums th...

USGS Sediment Sampling at Henderson Beach State Park in Florida ca. 2010

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USGS Sediment Sampling at Henderson Beach State Pa...

A controlled burn of oil from the Deepwater Horizon/BP oil spill sends towers of fire hundreds of feet into the air over the Gulf of Mexico ca. June 9, 2010

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A controlled burn of oil from the Deepwater Horizo...

Oil Spill Samples Arrive from Louisiana ca. May 2010

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Oil Spill Samples Arrive from Louisiana ca. May 20...

Fire boat response crews battle the blazing remnants of the off shore oilrig Deepwater Horizon on April 21, 2010

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Fire boat response crews battle the blazing remnan...

Modular solar-heated house built near Corrales, New Mexico... 04 1974

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Modular solar-heated house built near Corrales, Ne...

USGS Collects Sediments Samples at Pascagoula Beach in Mississippi ca. October 2010

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USGS Collects Sediments Samples at Pascagoula Beac...

USGS scientists installing a temperature sensor under a public boardwalk in Norris Geyser Basin, Yellowstone National Park ca. June 2010

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USGS scientists installing a temperature sensor un...

Deepwater Horizon Oil Spill Samples ca. 2010

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Deepwater Horizon Oil Spill Samples ca. 2010

John Keyes, president of International Solarthermics Corporation, shown with the backyard solar heating system he developed... 05 1975

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John Keyes, president of International Solarthermi...

USGS Setting up at Sampling at Orange Beach, Alabama ca. 2010

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USGS Setting up at Sampling at Orange Beach, Alaba...

Workers in action on the R/V Rafael ca. 2010

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Workers in action on the R/V Rafael ca. 2010

Seismic station VALT in Mount St. Helens crater, view toward the south ca. June 2010

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Seismic station VALT in Mount St. Helens crater, v...

Deepwater Horizon Oil Spill - Evaporated Samples Are Re-Dissolved ca. 2010

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Deepwater Horizon Oil Spill - Evaporated Samples A...

USGS worker collects a Hurricane Irene sample at the Mohawk River at Cohoes on August 29, 2010

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USGS worker collects a Hurricane Irene sample at t...

Dr. R. L. San Martin, New Mexico State University, Las Cruces shows an experimental solar panel being tested..., 04 1974

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Dr. R. L. San Martin, New Mexico State University,...

Pacific Northwest Seismic Network scientists checking data prior to uncovering an above ground seismic vault, Mount Baker, Washington ca. 2010

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Pacific Northwest Seismic Network scientists check...

USGS employee conducts measurement at USGS gage 03198500 in Big Coal River at Ashford WV ca. 2010

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USGS employee conducts measurement at USGS gage 03...

USGS scientists installing a temperature sensor under a public boardwalk in Norris Geyser Basin, Yellowstone National Park ca. 2010

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USGS scientists installing a temperature sensor un...

Deepwater Horizon Oil Spill - Samples Undergo Liquid Chromatograph Column Analysis ca. May 2010

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Deepwater Horizon Oil Spill - Samples Undergo Liqu...

Dr. R.L. San Martin, New Mexico State University, Las Cruces shows a closed coil type solar heating panel

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Dr. R.L. San Martin, New Mexico State University, ...

USGS Sediment Sampling at St. George Island State Park ca. 2010

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USGS Sediment Sampling at St. George Island State ...

USGS hydrologist collecting a water quality sample from a NY stream ca. June 2010

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USGS hydrologist collecting a water quality sample...

Deepwater Horizon Oil Spill - Samples Undergo Nitrogen Evaporation ca. May 2010

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Deepwater Horizon Oil Spill - Samples Undergo Nitr...

USGS Sampling Site at Henderson Beach State Park ca. October 2010

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USGS Sampling Site at Henderson Beach State Park c...

The USGS Golden Geomagnetic crew in Barrow, Alaska ca. 2010

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The USGS Golden Geomagnetic crew in Barrow, Alaska...

Geologist changing the data card from the time-lapse camera on the north rim of Pu'u 'Ö'ö cone - Kilauea, HI ca. July 2010

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Geologist changing the data card from the time-lap...

Deepwater Horizon Oil Spill - Samples Are Dissolved ca. 2010

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Deepwater Horizon Oil Spill - Samples Are Dissolve...

Den of a modular solar-heated house built near Corrales New Mexico..., 04 1974

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Den of a modular solar-heated house built near Cor...

Seismometer installed in a vault above ground at Mount Baker, Washington. These are typically buried but Forest Service restrictions required it be installed above ground ca. 2010

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Seismometer installed in a vault above ground at M...

GOES antenna at Deadhorse geomagnetic observatory in Deadhorse Alaska ca. 2010

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GOES antenna at Deadhorse geomagnetic observatory ...

USGS worker collecting water samples at Sand Harbor, Lake Tahoe ca. 2010

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USGS worker collecting water samples at Sand Harbo...

A researcher tracks a radio-tagged yellow-rumped warbler to determine habitat use and length of stay during migration stopover at Trempealeau National Wildlife Refuge ca. 2010

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A researcher tracks a radio-tagged yellow-rumped w...

Exterior picture of the south facing walls of a modular solar-heated home near Corrales, New Mexico... 04 1974

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Exterior picture of the south facing walls of a mo...

Flat plate solar heating collectors built by the Solaron Corporation, and installed on the roof of the Gump Glass Company... 05 1975

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Flat plate solar heating collectors built by the S...

USGS Scientist Lisa Carper testing groundwater samples at a site in New Jersey ca. 2010

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USGS Scientist Lisa Carper testing groundwater sam...

USGS Water-Quality Sampling at St. Marks National Wildlife Refuge ca. 2010

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USGS Water-Quality Sampling at St. Marks National ...

Monitoring Gas Emissions from Kilauea Volcano ca. 2010

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Monitoring Gas Emissions from Kilauea Volcano ca. ...

Ice wedge polygons on the north slope of Alaska ca. July 2010

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Ice wedge polygons on the north slope of Alaska ca...

Virology samples in a laboratory ready for extraction ca. 2010

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Virology samples in a laboratory ready for extract...

Sorting through invertebrates from a north slope lake of Alaska ca. July 2010

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Sorting through invertebrates from a north slope l...

Environmental swabs in a laboratory ready for extraction ca. 2010

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Environmental swabs in a laboratory ready for extr...

EPA Hurricane Sandy Response

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EPA Hurricane Sandy Response

EPA Hurricane Sandy Response

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EPA Hurricane Sandy Response

EPA Hurricane Sandy Response

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EPA Hurricane Sandy Response

EPA Hurricane Sandy Response

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EPA Hurricane Sandy Response

EPA Hurricane Sandy Response

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EPA Hurricane Sandy Response

Conifer trees silhouetted in morning fog at Pebble Creek in Yellowstone National Park; Date: 13 June 2015

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Conifer trees silhouetted in morning fog at Pebble...

Yellowstone River in the Grand Canyon of Yellowstone National Park; Date: 15 June 2015

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Yellowstone River in the Grand Canyon of Yellowsto...

Virginia Cascade in Yellowstone National Park; Date: 27 August 2013

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Virginia Cascade in Yellowstone National Park; Dat...

Nymph Lake in spring in Yellowstone National Park; Date: 11 April 2013

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Nymph Lake in spring in Yellowstone National Park;...

Lower Falls of the Yellowstone in Yellowstone National Park; Date: 15 June 2015

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Lower Falls of the Yellowstone in Yellowstone Nati...

Heart Spring and Lion Group in Yellowstone National Park; Date: 1 February 2014

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Heart Spring and Lion Group in Yellowstone Nationa...

Close up of water erupting from geyser cone. Old Faithful Geyser in Yellowstone National Park; Date: 13 June 2017

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Close up of water erupting from geyser cone. Old F...

Icicles on a bright day in Mammoth Hot Springs in Yellowstone National Park; Date: 19 December 2012

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Icicles on a bright day in Mammoth Hot Springs in ...

Gardner River and Sheepeater Cliff in Yellowstone National Park; Date: 28 September 2012

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Gardner River and Sheepeater Cliff in Yellowstone ...

Cliff Geyser in Black Sand Geyser Basin in Yellowstone National Park Date: 24 October 2013

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Cliff Geyser in Black Sand Geyser Basin in Yellows...

Yellowstone Lake in Yellowstone National Park; Date: 13 May 2015

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Yellowstone Lake in Yellowstone National Park; Dat...

Crystal Falls in Yellowstone National Park; Date: 19 August 2014

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Crystal Falls in Yellowstone National Park; Date: ...

Buffalo Fire near Slough Creek in Yellowstone National Park; Date: 30 August 2016

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Buffalo Fire near Slough Creek in Yellowstone Nati...

Old Faithful Geyser in Yellowstone National Park; Date: 1 February 2014

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Old Faithful Geyser in Yellowstone National Park; ...

Brink of the Lower Falls in Yellowstone National Park; Date: 4 December 2012

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Brink of the Lower Falls in Yellowstone National P...

Main Terrace at Mammoth Hot Springs in Yellowstone National Park; Date: 5 December 2013

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Main Terrace at Mammoth Hot Springs in Yellowstone...

Lewis Falls in Yellowstone National Park; Date: 3 June 2014

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Lewis Falls in Yellowstone National Park; Date: 3 ...

Wall of the Grand Canyon of the Yellowstone in Yellowstone National Park; Date: 29 October 2013

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Wall of the Grand Canyon of the Yellowstone in Yel...

Red Rock - Grand Canyon of the Yellowstone in Yellowstone National Park; Date: 11 September 2014

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Red Rock - Grand Canyon of the Yellowstone in Yell...

A wide column of water shoots out of a pool at an angle. Jewel Geyser, Biscuit Basin in Yellowstone National Park; Date: 28 April 2015

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A wide column of water shoots out of a pool at an ...

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