Global warming will have an effect on air travel as some destinations become no go areas for travellers. You just need to look at the areas around Barcelona to see the future yet everyone here seems to be blind as to what will eventually happen to humanity.
Catalonia: State of emergency declared as region faces worst ever drought
https://www.bbc.co.uk/news/world-europe-68167942
Climate change does not cause all droughts, but increased heat in the atmosphere exacerbates dry spells. Temperatures in the Mediterranean region are increasing 20% faster than the global average, according to the UN and rises are expected to continue unless there are drastic cuts to emissions.