Home » How to mine your backyard for underground heat — and why it might get cheaper in Colorado

How to mine your backyard for underground heat — and why it might get cheaper in Colorado

Geothermal heat pumps, also known as ground-source heat pumps, take advantage of the Earth’s constant temperature to heat and cool homes.

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 Denton watched with excitement as a compact drilling rig tore into their small backyard in downtown Denver.