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15 résultats pour : environmental worker

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

Worker cleaning oil-covered rocks using high-pressure spray in Alaska
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Worker cleaning oil-covered rocks using high-press...

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

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...

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

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...

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...

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

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...

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

Worker shows a man that his car had passed an emissions test
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Worker shows a man that his car had passed an emis...

Workers removing boardwalk at Palette Spring in Mammoth Hot Springs in Yellowstone National Park; Date: 16 February 2006
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Workers removing boardwalk at Palette Spring in Ma...

September 1996
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September 1996

Mississippi Flood Control
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Mississippi Flood Control