During that time period in 2001, when civilian and other commercial planes did not fly, was there a lower temperature in the atmosphere or on land because of fewer aircraft emissions? It seems as if that was a inadvertent practical demonstration of certain theories related to global warming.
During that time period in 2001, when civilian and other commercial planes did not fly, was there a lower temperature in the atmosphere or on land because of fewer aircraft emissions? It seems as if that was a inadvertent practical demonstration of certain theories related to global warming.