Thanks for the clarification. Always seemed a bit too quick and neat a causation. But as you say the bigger picture is still worrying - and i am not sure that

Thanks for the clarification. Always seemed a bit too quick and neat a causation. But as you say the bigger picture is still worrying - and i am not sure that disregarding cloud formation there isn't still certain aerosols hanging around changing things for the worse after heavy air traffic - it's hard to gauge from the Abstracts of papers i just skimmed, but something seems to be happening : https://link.springer.com/article/10.1023/A:1006600107117 https://link.springer.com/article/10.1023/A:1006600107117 https://www.researchgate.net/publication/279155481_Impact_of_Coupled_NOxAerosol_Aircraft_Emissions_on_Ozone_Photochemistry_and_Radiative_Forcing https://www.researchgate.net/publication/279155481_Impact_of...