8/13/2023 0 Comments Low carbon emissions![]() ![]() Fuel efficiency decreases by 0.2% for each 1 PSI decrease. Ensure car tires are properly inflated.Walk, bike, carpool, use mass transit, or drive a best-in-class vehicle.Reduce meat in your diet and avoid wasting food.Solutions and Sustainable Actions Ways to Reduce Carbon Footprint In 2020, rail transportation emitted 34.2 mmt CO 2e, accounting for 2% of transportation emissions in the U.S.20 Emissions per domestic passenger-mile decreased 45% from 1990-2019, but increased 55% from 2019-2020 due to COVID. Domestic air travel fuel efficiency (passenger miles/gallon) rose by 115% from 1990 to 2019, largely due to increased occupancy.6 In 2020, the average domestic commercial flight emitted 0.87 pounds of CO 2e per passenger mile. Commercial aircraft GHG emissions vary according to aircraft type, trip length, occupancy rates, and passenger and cargo weight, and totaled 92.1 mmt CO 2e in 2020. ![]() Every 5 mph increase in vehicle speed over 50 mph is equivalent to paying an extra $0.28-$0.57 per gallon.
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