Energy: The power of the desert

        April 5, 2009 Las Vegas Sun | United States | renewables: solar

In 1997, NREL’s now acting director Roland Hulstrom calculated the area of PV solar farms needed to power U.S. energy use. He included a telling picture of a 100-mile by 100-mile square in the middle of Nevada to simplify the concept: 10,000 square miles. Of course, one can easily spread out the sun instead.