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Water wheel Stock Footage
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Water wheel

Pre-K - Higher Ed
HD: Water wheel model use the power source
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Wind turbines Stock Footage
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Wind turbines

Pre-K - Higher Ed
Wind turbines at Cadiz
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HD: Wind turbines on forrest Stock Footage
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HD: Wind turbines on forrest

Pre-K - Higher Ed
Wind turbines on forrest. Alternative, clean and natural source of energy is gaining popularity. Eco farm.
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HD: Wind turbines on island Stock Footage
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HD: Wind turbines on island

Pre-K - Higher Ed
HD: Wind turbines on island
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Flowing water at floodgate,Tilt Down Stock Footage
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Flowing water at floodgate,Tilt Down

Pre-K - Higher Ed
Flowing water at floodgate,Tilt Down
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Blue Wind Power HD Stock Footage
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Blue Wind Power HD

Pre-K - Higher Ed
A valley of desert wind power with blue sky.
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windturbine on sunset Stock Footage
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windturbine on sunset

Pre-K - Higher Ed
windturbine on sunset
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windmill and higway Stock Footage
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windmill and higway

Pre-K - Higher Ed
windmill and higway
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Large Gantry Crane on blue sky. Stock Footage
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Large Gantry Crane on blue sky.

Pre-K - Higher Ed
Large Gantry Crane on blue sky.
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wind turbines (Original PAL) Stock Footage
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wind turbines (Original PAL)

Pre-K - Higher Ed
wind turbines (Original PAL)
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sunset Stock Footage
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sunset

Pre-K - Higher Ed
sunset
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Flowing water at floodgate,Tilt Up Stock Footage
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Flowing water at floodgate,Tilt Up

Pre-K - Higher Ed
Flowing water at floodgate,Tilt Up
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Water stream from the dam go to the Canal with Zoom out technique Stock Footage
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Water stream from the dam go to the Canal with Zoom out technique

Pre-K - Higher Ed
Water stream from the dam go to the Canal with Zoom out technique
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Water stream from the dam go to the Canal Stock Footage
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Water stream from the dam go to the Canal

Pre-K - Higher Ed
Water stream from the dam go to the Canal
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German flag spinning in pin wheel Stock Footage
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German flag spinning in pin wheel

Pre-K - Higher Ed
German flag spinning in pin wheel
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Wind Turbines in Fields with Windy Sky and Cloudscape Stock Footage
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Wind Turbines in Fields with Windy Sky and Cloudscape

Pre-K - Higher Ed
Wind Turbines in Fields with Windy Sky and Cloudscape
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Wind turbine - panning up Stock Footage
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Wind turbine - panning up

Pre-K - Higher Ed
Wind turbine - panning up
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Wind Turbines at Sunset Stock Footage
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Wind Turbines at Sunset

Pre-K - Higher Ed
Wind Turbines at Sunset
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Night Refinery With Moon Stock Footage
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Night Refinery With Moon

Pre-K - Higher Ed
Night Refinery With Moon
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Panning Working of Oil Refinery Plant at Night Zoom IN Stock Footage
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Panning Working of Oil Refinery Plant at Night Zoom IN

Pre-K - Higher Ed
Panning Working of Oil Refinery Plant at Night Zoom IN
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Three wind turbines of the Kaheawa windfarm on Maui spin under an overcast sky. Stock Footage
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Three wind turbines of the Kaheawa windfarm on Maui spin under an overcast sky.

Pre-K - Higher Ed
Three wind turbines of the Kaheawa windfarm on Maui spin under an overcast sky.
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Wind turbine Stock Footage
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Wind turbine

Pre-K - Higher Ed
Wind turbine
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Discussing Wind Turbines Stock Footage
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Discussing Wind Turbines

Pre-K - Higher Ed
Discussing Wind Turbines
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Flowing water at floodgate Stock Footage
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Flowing water at floodgate

Pre-K - Higher Ed
Flowing water at floodgate
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