Low-priced domestic gas will roil the solar thermal technology markets.

Natural gas has has been selling at $2.50 in the U.S. at per million Btu, thanks to fracking. That’s after bouncing around between $3.50 and $5. Gas prices peaked at $13 in 2008. It’s still selling for $5 to $10 outside North America. Folks in the gas industry claim they can provide cheap fuel here [...]