Comments by "Joe R M" (@joermnyc) on "How abandoned coal mines could heat our homes - BBC News" video.

  1. Geothermal + district heating= the future.
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  2. If they are using renewable electric power (on site wind turbines) to power the pumps, then yes it is. (Not having to pay for electric or gas heating saves a lot of money for a massive building like a warehouse.)
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