Pick any stretch of road slicing through the American Southwest. The sun beats down on the asphalt like nowhere else and heat waves distort the landscape.
It’s here, in these open expanses, that experts say is a massive untapped source of energythat could meet the nation’s growing needs. But only if developers can get it out of the desert.
Even as renewable power projects get a boost from the federal government, a lack of transmission lines prevent states such as New Mexico — where the sun shines more than 300 days a year — from converting the obvious potential into real watts that can charge smartphones and run air conditioners thousands of miles away.
Aside from Phoenix, the nation’s sixth largest city, and Las Vegas, which glows around the clock, the region’s rural stretches — the ideal places for acres of solar panels — have few energy demands. And sending solar power from there to population centers isn’t as simple as loading coal into boxcars and shipping it cross country.
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