Main content
How contrail-free skies after 9/11 affected the weather
Directly after the 9/11 terrorist attacks on America in 2001, almost all aircraft were grounded. Dr Roger Timmis describes how the quieter skies became a perfect opportunity to understand the effect of contrails on weather.
Duration:
This clip is from
More clips from Does air traffic affect our weather?
-
![]()
Coronavirus: Will fewer flights impact climate change?
Duration: 01:15
More clips from CrowdScience
-
![]()
What would happen if we fell straight through the earth?
Duration: 02:34
-
![]()
Why is aurora green?
Duration: 02:19
-
![]()
In a random universe, is anything predictable?
Duration: 01:58
-
![]()
How do birds survive so high up?
Duration: 02:13
