The auto rickshaws and two-wheelers are polluting, but I don’t think they’re a primary cause of Delhi’s smog. That’s probably industry and agriculture. The buse

The auto rickshaws and two-wheelers are polluting, but I don’t think they’re a primary cause of Delhi’s smog. That’s probably industry and agriculture. The buses were heavily polluting as well. I know there was a major push to get cabs, auto rickshaws and buses onto LNG. I haven’t kept track of how much that has happened.