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