Frequently Asked Questions
Quick Answers
1
What are condensation trails (contrails)?
2
How are contrails made?
3
How are contrails contributing to climate warming?
4
How big is the impact of contrails on global warming?
5
What can be done to mitigate contrails?
6
Why are airlines not avoiding contrails if they are so bad for climate change?
7
Do all planes make contrails?
8
Do all airplanes need to adjust their routes to avoid making contrails?
9
What are the side effects of contrail mitigation?
10
How are contrails regulated?
11
Why are contrails only forming behind some flights and not others?
12
What is the difference between warming contrails and cooling contrails?
13
Do contrails matter for global warming if it is already cloudy or overcast?
14
Do artificial contrail cirrus clouds behave differently than natural ones?
15
What are chemtrails and are they the same as contrails?
16
What can I do?
Our Tools
See what we're building
We are building open tools and methods to advance a roadmap for contrail avoidance across the aviation industry. Learn more on Github and py.contrails.org.
You can see these tools in action on the Contrails API, Contrail Map and the Contrail Navigator.
Contact us for more information or to get involved.