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An electrician takes a lift up to 30 feet before sunrise to start string-wiring 2,700 panels on a new solar energy grid in Phoenix in November 2016. (Flickr/U.S. Department of Energy/Michael Nothum)
An electrician takes a lift up to 30 feet before sunrise to start string-wiring 2,700 panels on a new solar energy grid in Phoenix in November 2016. (Flickr/U.S. Department of Energy/Michael Nothum)