Ask climate experts about the most effective changes individuals can make to help fight global warming and flying less, or not at all, is sure to be high on the list.
That’s because one passenger’s share of atmosphere-warming carbon emissions created by a roundtrip flight from Los Angeles to Paris is between 1 and 3 tons. For comparison, the average American car currently emits about 4.6 tons of carbon during an entire year of driving.
Industry-wide solutions, such as sustainable aviation fuel and electric jets, are in the works. But they’re also likely decades away from being able to make a real dent in aviation emissions — if they prove