High natural gas prices fuel interest in geothermal energy

As volatile natural gas prices climb sky high, Bob Morrow ’s energy alternative pumps steadily underground.

Morrow, 72, had a geothermal system installed in his Pleasant Hill home as it was built last year. In Morrow’s former home, a December bill could reach $135. Geothermal cut that in half even though he now heats a larger space.