Ontario's First Carbon-negative Bus Hits the Road Enbridge Gas is helping to build one of Canada’s greenest transit fleets Published 03-04-21 Submitted by Enbridge Inc. Transit users can now catch a carbon-negative ride on Ontario’s first bus fueled by renewable natural gas (RNG). The RNG public transit bus hit the road today in Hamilton, in the Golden Horseshoe region of southern Ontario that’s one of North America’s fastest growing regions. It runs on RNG, a cost-effective, low-carbon alternative to diesel fuel, which is supplied by Enbridge Gas Inc. and created in the nearby city o...