Press release: HS2 could provide green energy to hundreds of new homes

In an innovative first, engineers developing the HS2 super-hub at Old Oak Common in north west London are proposing plans to tap heat from the brakes and engines of high speed trains to heat water and power central heating of up to 500 new homes that could be built nearby.

Link: Press release: HS2 could provide green energy to hundreds of new homes
Source: Gov Press Releases