Wellington, New Zealand, had a serious issues with its beloved trolley system. Decades old, the vehicles rely on a system of overhead wires the city can’t afford to maintain, so it looked like municipal authorities would need to swap out the clean transport system for dirty diesel buses. But before the city revamped its mass transit system, a third way presented itself, a high-tech, more sustainable solution that may foreshadow a shift in how cities run their fleets of heavy vehicles, such as buses and garbage trucks.
Enter Wrightspeed, a San Jose, California-based company that sells heavy-duty electric motors that can move oversized buses, delivery vans, and even garbage truck more efficiently, with less fuel and much less noise.
This article originally appeared on Recode.net.