Gladstein, Neandross, & Associates’ State of Sustainable Fleets 2020 Report provides an exhaustive exposé of not just Battery Electric Vehicles, but the state of Hydrogen Fuel Cell, Natural Gas, and Propane trucks, all of which are looming large on the near-term horizon. The Sustainable Fleets Report paints a rosy picture of a sustainable future for heavy-duty trucking, but it also delineates the myriad obstacles to remove before realizing this green nirvana. Sustainable solutions are promising, but the next Diesel engines will continue to dominate for at least the next ten years. What’s a fleet to do in the meantime? Plenty!