The Energy Mix
Summary
Kassandra Starkell and Martin Martyniak were looking for a well-located home with a few green features. So they were surprised to find themselves moving into a fully solar-powered, net-zero house in Blatchford—the largest planned carbon-neutral community in North America, located on 500 acres in the heart of Edmonton.
It’s not technically “geothermal,” though most people call it that. Geoexchange is a much simpler idea: it uses underground loops to harvest the heat of the Earth, and then ground-source heat pumps amplify that to heat homes.
This is proven technology. There are more than 100,000 geoexchange systems already installed in Canada, but it’s still rare to see it used in a district energy system.
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