In our quest for alternative energy resources, it's natural enough to try and tap the sun's radiant energy. But there's also vast renewable energy potential beneath our feet. I'm talking about geothermal energy -- the pork to solar's chicken.
I don't get to write about geothermal too often, because there aren't a whole lot of U.S. public companies active in the space. But there's been a rash of news lately, and I figured Fools could use an update on this under-reported energy source.
Last month, Google's
One company receiving some Google love was AltaRock Energy. AltaRock is helmed by a veteran of Berkshire Hathaway's
Lest you view this start-up as some quixotic endeavor, consider that Aug. 5 saw record high bidding activity at a Federal geothermal lease sale. While EGS is just seeing its first commercial application in the U.S. at Ormat's
Fool contributor Toby Shute doesn't have a position in any company mentioned. The Motley Fool owns shares of Berkshire Hathaway. The Motley Fool's disclosure policy recommends taking the occasional visit to a rejuvenating hot spring.