GM Spokesperson admits energy to charge cars comes from coal

Which do you think is a more solvable: recycling ICE exhaust or recycling used lithium batteries? Which is more likely to have increased value in the future to drive research on how to reclaim and recycle: ICE exhaust or lithium?

Recycling used lithium batteries is not a new problem with the advent of EVs; many electronic devices use Li batteries (check your phone).