claim: Flights departing airports in the United States and its territories emitted about one-quarter (24%) of global passenger transport-related CO2, two-thirds of which came from domestic flights.
evidence: In 2018, the US airlines had a fuel consumption of 58 mpg‑US (4.06 L/100 km) per revenue passenger for domestic flights, or 32.5 g of fuel per km, generating 102 g CO₂ / RPK of emissions.
category: Environmental impact of aviation