Big solar plants are getting cheaper to run and expectations for their useful operational lives keep getting longer, according to a new survey of U.S. solar industry professionals.

By the end of 2019, a cumulative total of 76 gigawatts of solar had been installed in the United States, according to the Solar Energy Industries Association and Wood Mackenzie Power & Renewables. The learning-by-doing involved with growing the sector is reflected in steadily improving performance benchmarks. Read More