The carbon footprint of the petrol car. Petrol and diesel cars are known to be big contributors to greenhouse gas emissions, which is why so much work is being done to eventually take them off the roads altogether. The average CO2 emissions per car is around 4 tonnes per year. That is not the only concerning issue however. How much CO2 does a car emit? A typical passenger vehicle emits about 4.6 metric tons of carbon dioxide per year.This assumes the average gasoline vehicle on the road today has a fuel economy of about 22.0 miles per gallon and drives around 11,500 miles per year. A Nimitz class supercarrier has more than twice as much power (240,000 hp, 208 MW) as the largest container ship diesel engines ever built and is capable of continuously operating for 20 years While its true that cars emit more carbon per mile while idling and in stop and go traffic than they do when cruising at 30 to 45 miles per hour, traveling at higher speeds is actually less fuel efficient and produces more CO2 per mile driven. Hence one of the strategies that we ought to employ is imposing stricter speed limits (say 55 miles A typical passenger vehicle emits about 4.6 metric tons of carbon dioxide per year. This assumes the average gasoline vehicle on the road today has a fuel economy of about 22.0 miles per gallon and drives around 11,500 miles per year. Every gallon of gasoline burned creates about 8,887 grams of CO 2. Are there other sources of greenhouse gas If you don't know your car's fuel economy, you can look it up at www.fueleconomy.gov. The national average is 21.4 miles per gallon. The national average is 21.4 miles per gallon. 11,141 pounds of CO 2 emissions is about average for one vehicle over a year. They found that in 53 out of 59 regions, comprising 95% of the world, electric vehicles and domestic heat pumps generate less carbon dioxide than fossil fuel powered cars or boilers. Portable generators, whose engines each emit as much carbon monoxide as approximately 450 cars, and the UL standard also requires engines to produce lower emissions overall. The myclimate car calculator determines the CO 2 emissions of a car that arise during a car journey. The calculation is made per car and not per person. It not only takes into account the direct emissions arising from fuel combustion but also so-called grey emissions. These arise from the production of the vehicle, the provision of road Greenhouse gas emissions from light-duty trucks in the U.S. 1990-2021. Light-duty trucks in the United States produced the equivalent of 671.8 million metric tons of carbon dioxide (MtCO₂e) in 6XcB.