Diana Olick of CNBC reports on the geothermal potential of abandoned coal mines.
- Once they are abandoned, coal mines fill with water that contains heat from below the earth’s surface which can be used to heat and cool homes.
- The UK recently launched a pilot project that would use geothermal power at abandoned mine sites to heat over 1,200 homes.
- A 2007 report from the Department of Energy estimates that in Pittsburgh alone the amount of water being discharged from underground coal mines could heat and cool 20,000 homes.
- With much of the focus being on bringing wind and solar to these abandoned mines, regulators and developers should also explore ways to expand geothermal use at these sites.
Read the full article here.