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  2. Miles per gallon gasoline equivalent - Wikipedia

    en.wikipedia.org/wiki/Miles_per_gallon_gasoline...

    The following table compares official EPA ratings for fuel economy (in miles per gallon gasoline equivalent, mpg-e or MPGe, for plug-in electric vehicles) for series production all-electric passenger vehicles rated by the EPA for model years 2015, [48] 2016, [49] 2017, [50] and 2023 [51] versus the model year 2016 vehicles that were rated the ...

  3. United States vehicle emission standards - Wikipedia

    en.wikipedia.org/wiki/United_States_vehicle...

    vehicles 1976 and newer model-year gas-powered, hybrid, and flex-fuel vehicles; exemptions: new car = ≤6 model-years old are exempt; change of ownership = ≤4 model-years old are exempt required biennially for registration renewal; 2000 model-year and newer receive only visual and OBDII inspections

  4. Natural gas vehicle - Wikipedia

    en.wikipedia.org/wiki/Natural_gas_vehicle

    A natural gas vehicle (NGV) utilizes compressed natural gas (CNG) or liquefied natural gas (LNG) as an alternative fuel source. Distinguished from autogas vehicles fueled by liquefied petroleum gas (LPG), NGVs rely on methane combustion, resulting in cleaner emissions due to the removal of contaminants from the natural gas source.

  5. Natural gas - Wikipedia

    en.wikipedia.org/wiki/Natural_gas

    In terms of the warming effect over 100 years, natural gas production and use comprises about one fifth of human greenhouse gas emissions, and this contribution is growing rapidly. Globally, natural gas use emitted about 7.8 billion tons of CO

  6. List of natural gas vehicles - Wikipedia

    en.wikipedia.org/wiki/List_of_natural_gas_vehicles

    Volkswagen Golf TGI 1.4 BlueMotion, Natural Gas, 81 kW (110 PS), Cubic Capacity:1395 cm, Fuel capacity (CNG): 15 kg, Fuel capacity (petrol): 50 L, Range (CNG): 420 km, Range (combined): 1360 km; Volkswagen Caddy/Caddy Maxi Life EcoFuel CNG man. Volkswagen Touran EcoFuel CNG man.

  7. Emission standard - Wikipedia

    en.wikipedia.org/wiki/Emission_standard

    In December 2021 EPA issued new greenhouse gas standards for passenger cars and light trucks, effective for the 2023 vehicle model year. [ 11 ] State-level standards

  8. Exhaust gas - Wikipedia

    en.wikipedia.org/wiki/Exhaust_gas

    European emission standards limit the CO 2 emissions of new passenger cars and light vehicles. The European Union average new car CO 2 emissions figure dropped by 5.4% in the year to the first quarter of 2010, down to 145.6 g/km .

  9. Natural gas in the United States - Wikipedia

    en.wikipedia.org/wiki/Natural_gas_in_the_United...

    It has the disadvantage of having few retail outlets. As of 2011, 262,000 vehicles in the US ran on natural gas. Although natural gas used for vehicle fuel increased 60 percent in the decade 2004-2014, in 2014 it still made up only 3.7 percent on a BTU-basis of fossil fuel use (gasoline, diesel, and natural gas) as transportation fuel in the US ...