It. >> and today, i read something that president obama will go from d.c. via chopper to andrews air force base and then get on air force one to go to washington state and then to tokyo and the estimate was 335,000 gallons of jet fuel, and 375 tons of co2 on that trip. lots? >> well, we weren't trying to ground the airline industry or prevent airline travel, because much of it is necessary, but the epa has failed to recognize that the airline carbon-based pollution is now 35% of the total footprint, and the fasest growing component of the greenhouse gases, and other countries, europe are tryin...