On the other hand, airplanes travel in the upper atmosphere, where pollution is supposedly able to do more damage[1]: > However, in the cases of high-altitude

On the other hand, airplanes travel in the upper atmosphere, where pollution is supposedly able to do more damage[1]: > However, in the cases of high-altitude airliners which frequently fly near or in the stratosphere, non-CO2 altitude-sensitive effects may increase the total impact on anthropogenic (human-made) climate change significantly. [1]: https://en.wikipedia.org/wiki/Environmental_impact_of_aviation https://en.wikipedia.org/wiki/Environmental_impact_of_aviati...