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Results: 91 - 120 of 514 total results
From the 1950s or 1960s, this historic image provi
From the 1950s or 1960s, this historic image provi
Still wearing their headlamps outside the confines
Still wearing their headlamps outside the confines
This historic image provided by the Center for Dis
This historic image provided by the Center for Dis
Reserva Natural de las Aves in Colombia
Reserva Natural de las Aves in Colombia
500 001 033
500 001 033
Site and Ash Basin
Site and Ash Basin
May 2012, Trying not to disturb contaminated sediment
May 2012, Trying not to disturb contaminated sediment
013 001 001
013 001 001
This historical image, which was provided by the C
This historical image, which was provided by the C
401 002 016
401 002 016
This historic image, provided by the Center for Di
This historic image, provided by the Center for Di
Peat heat
Peat heat
Urdu ad - Colors of Energy
Urdu ad - Colors of Energy
Clean Power Plan
Clean Power Plan
524 004 002
524 004 002
500 001 028
500 001 028
Remembering the Berlin Airlift
Remembering the Berlin Airlift
Coal ash bar sampling on Dan River.
Coal ash bar sampling on Dan River.
This historic image photographed in New Glascow, N
This historic image photographed in New Glascow, N
500 003 028
500 003 028
HD.11B.098
HD.11B.098
047 001 001
047 001 001
039 002 005
039 002 005
500 001 035
500 001 035
HD.11B.101
HD.11B.101
400 008 001
400 008 001
Last Chance Townsendia (Townsendia aprica)
Last Chance Townsendia (Townsendia aprica)
Coal Yard Gamble Valley Oak Ridge
Coal Yard Gamble Valley Oak Ridge
166 006 001
166 006 001
HD.11.017
HD.11.017
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