Like many VW diesel owners, our reader reports much better mpg than the EPA rating. His last tank was 44.3 mpg (!), which means his CO2 emissions were dramatically better than any gas car getting These emissions mainly consist of carbon dioxide and nitrous oxide from fuel combustion. By comparison, direct emissions from livestock account for 2.3 gigatons of CO2 equivalent, or 5% of the 15.50. 7,030 7. 6.8 8. 1 Value is based on indolene fuel, a specific EPA test fuel. 2 U.S. EPA, Inventory of U.S. Greenhouse Gas Emissions and Sinks: 1990-2007, Table A-90, EPA 430-R-09-004, April 15, 2009. Average value for Tier 2 passenger cars and light-duty trucks. 3 Value calculated based on 40 C.F.R. 600.113 carbon content. During those 15,000 miles, your old car will use 500 gallons of gas. The newer car: 375 gallons. That 30 mpg is also about 290 grams per mile of CO2; 40 mpg works out as 217 g/mi. Over the course Carbon dioxide emissions. The U.S. Energy Information Administration (EIA) estimates that in 2021, diesel (distillate) fuel consumption in the U.S. transportation sector resulted in the emission of about 472 million metric tons of carbon dioxide (CO 2 ), a greenhouse gas. For gas vehicles: Tailpipe-CO 2 Emissions from a gallon of gasoline = 8,887 grams CO 2 / gallon. Upstream-Tailpipe CO 2 emissions are multiplied by a national average factor of 1.25 to account for emissions associated with gasoline production, e.g., drilling, refining, and transportation, etc. For a “typical” electric vehicle: the Model For diesel fuel, it is 10.21, for jet fuel, it is 9.75 and for biodiesel, it is 9.45. For propane, this figure is again much lower, at 5.72 kilograms of CO2 per gallon. In vehicles, propane engines emit 12% less CO 2 , 20% less nitrogen oxide and 30% less carbon monoxide (CO) than gasoline engines, and they produce 80% fewer hydrocarbon CO2. 9. According to a new study conducted by the Technical University of Eindhoven on behalf of the Green Party in the German Bundestag, currently sold electric cars are responsible for significantly lower CO2 emissions compared to internal combustion engines (ICE). These figures take into account both the production and the use of the vehicles. CO emissions for manufacturing that battery would range between 2400 kg (almost two and a half metric tons) and 16,000 kg (16 metric tons). Just how much is one ton of CO 2? As much as a typical gas-powered car emits in about 2,500 miles of driving—just about the same weight as a great white shark! A means a diesel car’s NOx emissions met Euro 6 regulations, and that a petrol car’s NOx emissions met Euro 4 regs. H means it is roughly 12 times over the Euro 6 legal requirement. All the petrol cars in the top 10, above, scored an A rating, whereas some of the diesels (from the Volvo S60 and below) fell into band B. Y6KT2l.