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An employee runs diagnoses on heliostats at the Crescent Dunes Solar Thermal Facility in the Nevada desert in this July 2017 photo. (Climate Visuals/Dennis Schroeder/National Renewable Energy Lab)
An employee runs diagnoses on heliostats at the Crescent Dunes Solar Thermal Facility in the Nevada desert in this July 2017 photo. (Climate Visuals/Dennis Schroeder/National Renewable Energy Lab)