Now some dude is telling me that there weren’t fighter jets flying over NYC in the weeks following 9/11 because “he was there”. So was I, asshole.
@mattblaze A related fun science fact: “When America’s jets disappeared after 9/11, scientists discovered that contrails were quietly moderating the nation’s day–night temperature swing.” See https://www.nature.com/articles/418601a
NatureContrails reduce daily temperature range - NatureA brief interval when the skies were clear of jets unmasked an effect on climate.