This story is part of the Hotspots series exploring Colorado's geothermal energy industry by CPR's Climate Solutions Team. Explore the series here. On a frigid afternoon last December, Jim and Hilary ...

New Hampshire-based Dig Energy has raised capital to advance deployment of a compact, fluid-based drilling technology for shallow geothermal applications.

Drilling the borefield is a key part of any geothermal HVAC project. For the 70% of HVAC contractors who outsource some or all of their drilling, it can also be one of the hardest — largely because ...

From our collaborating partner “Living on Earth,” public radio’s environmental news magazine, an interview by host Steve Curwood with Inside Climate News reporter Phil McKenna. One sign of hope for ...

Three climate activists and three gas utility executives walk into a room. It may sound like the start of a joke. However, the meeting at an Eversource boardroom outside Boston in December 2016 marked ...

Federal incentives for home energy improvements are running out at the end of the year, so it's decision time for anyone who has been thinking about a heat pump. The right decision can depend on where ...

Purple spray paint marks where geothermal pipes are buried below streets and sidewalks in Framingham, Massachusetts, home to the first networked geothermal heating and cooling system built by a gas ...

Forrest Meggers, a professor at Princeton University, has turned his home into a live-in laboratory that pushes the boundaries of sustainability. By Hilary Howard Two years ago, on a tree-lined street ...

Federal incentives for home energy improvements are running out at the end of the year, so it’s decision time for anyone who has been thinking about a heat pump. The right decision can depend on where ...