Tag Archives: Insulator

Sheldon P asked: The term geothermal came from the Greek words geo and therme, which means earth and heat respectively. Geothermal is from the heat acquired from the hot circulating ground water of the Earth. People have used this particular type of energy for centuries now. One of the most common sources of geothermal energy is hot springs. The ancient …

Ed Ring Even if California only ends up with 25% renewable electricity within the next decade or two, there is going to be a staggering amount of investment pouring into wind and solar power, and with intermittent sources of energy, massive storage infrastructure is just as necessary as the generating infrastructure. In our analysis of Prop. 7, California’s Proposition 7, …