Huff ‘n’ puff geothermal fracking: Earth batteries at 200% efficiency

Sage Geosystems has pioneered a new form of cheap energy storage that uses the Earth as a giant bellows, pumping water into underground fractures, then letting it squirt back up at 70% efficiency – or 200% efficiency if you also harvest heat energy.Con… Continue reading Huff ‘n’ puff geothermal fracking: Earth batteries at 200% efficiency

Fervo heralds a revolution in geothermal power technology

Fervo’s “next-generation geothermal” technology has proven itself in testing, becoming the most productive enhanced geothermal plant in history. The company hopes its approach will radically expand access to clean energy, like shale did for oil.Continu… Continue reading Fervo heralds a revolution in geothermal power technology

“Walking” anchor and plasma drill promise cheap, deep geothermal power

The intense heat under the Earth’s surface represents a virtually inexhaustible source of reliable clean energy that would be available 24/7 from anywhere on Earth – you could pull it up as steam to run generator turbines, or pipe it directly into dist… Continue reading “Walking” anchor and plasma drill promise cheap, deep geothermal power

Quaise’s ultra-deep geothermal drilling plans: Your questions answered

Quaise’s ultra-deep geothermal power plan is one of the most exciting and fascinating green energy projects we’ve seen. In a nutshell, this Boston-based MIT spin-off says it has repurposed powerful millimeter-wave beam technology – originally developed… Continue reading Quaise’s ultra-deep geothermal drilling plans: Your questions answered