Boulder, Colorado - Research wind turbines near grazing cattle at the National Renewable Energy Laboratory's Wind Technology Center, a unit of the US

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Boulder, Colorado - Research wind turbines near grazing cattle at the National Renewable Energy Laboratory's Wind Technology Center, a unit of the US Department of Energy.

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Size: 5040px × 3360px
Location: Boulder, CO, United States
Photo credit: © Jim West / Alamy / Afripics
License: Licensed
Model Released: No

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