Aviation's climate impact is partly due to contrails—condensation that a plane streaks across the sky when it flies through icy and humid layers of the atmosphere. Contrails trap heat that radiates ...

While the vapor trails produced by airliners don't contain chemical agents sprayed for secretive reasons, they do pose a risk. Contrails are an effect that results from specific atmospheric conditions ...

Four research figures show how contrails appear in two satellite views (left) and two photographs taken from the MIT Green Building. Aviation’s climate impact is partly due to contrails — condensation ...