Ozone layer bears the brunt of air travel
When you see the stream of white behind an airplane in the sky, do you think it is only water vapour? That lovely white cloud whether seen or unseen is said to be a cocktail of deadly gases that are contributing to global warming. And at 25,000 to 50,000 feet, Nitrous-di-Oxide affects the ozone layer directly causing more damage than any emissions on the ground.
