Don't use weird headlines, use the actual ones. This one should have been named "Sahara Solar-Power Consortium's Plans Advance".

Are they really going to use high power direct current transmission lines? Isn't that the least economical way to transmit power?

high-voltage direct current

http://en.wikipedia.org/wiki/High-voltage_direct_current

Quote: ' For long-distance distribution, HVDC systems are less expensive and suffer lower electrical losses '

"It was sea power and air power on Caladan," he said. "Here, it's desert power. The Fremen are the key."