CPR News
Summary
On a hot September day, John Marshall jangled a set of keys inside Colorado Mesa University’s Wubben Hall. Marshall is CMU’s president, and he was here to show off how the campus is largely heated and cooled by water and the Earth’s natural heat, instead of traditional oil and gas.
Unlocking a door tucked between classrooms, Marshall unveiled pumps and humming pipes filled with water, which, outside of this mechanical room, eventually sink hundreds of feet under the pristine quads outside. Those underground pipes form a snaking loop that links together much of the campus.
In Denver, buildings are responsible for most of the city’s emissions. The city, with tax credits from the state, wants to transition at least 11 buildings in its downtown core, including the public library’s central branch and the art museum, away from a system that depends on natural gas and into one that uses heat from the Earth and other sources.
The city also has its sights set on another major source of wasted heat: poop, specifically wastewater from Metro Water Recovery, Denver’s sewage utility.
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