Global Low-Carbon Propulsion Market Size study, by Fuel type ( Compressed Natural Gas (CNG), Liquefied Natural Gas (LNG), Ethanol, Hydrogen, Electric), by Vehicle type ( Heavy-Duty, Light-Duty), by mode ( Rail, Road), by Rail application ( Passenger, Freight), by Electric vehicle (Electric Passenger Car, Electric Bus, Electric Two-Wheeler, Electric Off-Highway) and Regional Forecasts 2020-2027