basically use the constant heat generated by the earth's core to produce electricity. This approach basically gives us an unlimited duration supply of heat/electricity, or until something happens to the earth's core.
I remember reading it somewhere that Sir Warren Buffett has bagan investing into geothermal energy...
P.S I know he is not a Sir, but I like him to be a Sir, he's better than any other Billioniares out there whom have been knighted.
TEY Price at posting:
0.0¢ Sentiment: Buy Disclosure: Held