> now they're slow rolling out fully electric by...2040

The MTA operates 5,800 buses [1]. At 525 kWh per bus [2], that’s 3 GwH of batteries fleetwide. Charging those daily is enough to keep a large power plant busy.

[1] https://new.mta.info/project/zero-emission-bus-fleet

[2] https://chargedevs.com/newswire/new-yorks-mta-orders-60-more...