Regenerative energy is captured when trains brake, stored in large batteries and then sent to the grid.
[source: http://feeds.sustainablebusiness.com/~r/SBGeneralNews/~3/SED4DxtbWJQ/23830]
Regenerative energy is captured when trains brake, stored in large batteries and then sent to the grid.
[source: http://feeds.sustainablebusiness.com/~r/SBGeneralNews/~3/SED4DxtbWJQ/23830]