Cumberland, B.C. was built on coal mining—both literally and practically. Thousands of workers were employed and millions of tons of coal were exported over 80 years before the mines were shuttered, ...

Boulder, Colo., USA: For the past 250 years, people have mined coal industrially in Pennsylvania, USA. By 1830, the city of Pittsburgh was using more than 400 tons of the fossil fuel every day.

The industrial foundations of Cumberland run deep. ACET researchers are determining how these now-abandoned coal mines under the village could generate geothermal energy to heat and cool buildings.