Energy & Green Tech

Tech breakthrough could boost states' use of geothermal power

Lawmakers in some states have been laying the groundwork to add geothermal power to the electrical grid and pump underground heat into buildings. Now, a technological breakthrough could dramatically expand those ambitions—and ...

Energy & Green Tech

Geothermal bubbles up as another way to fight climate change

Geothermal power currently provides only a tiny fraction of the nation's electricity. But as states ramp up their transitions to renewable electricity, some leaders see a big role for geothermal as a stable, renewable power ...

Energy & Green Tech

In Iceland, CO2 sucked from the air is turned to rock

At the foot of an Icelandic volcano, a newly-opened plant is sucking carbon dioxide from the air and turning it to rock, locking away the main culprit behind global warming.