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Bookmark or Share- Contrail - WikipediaContrails ( / ˈkɒntreɪlz /; short for " con densation trails ") or vapor trails are line-shaped clouds produced by aircraft engine exhaust or changes in air pressure, typically at aircraft cruising altitudes several miles above the Earth's surface. They are composed primarily of water, in the form of ice crystals.
- On the Trail of Contrails | EarthdataClimate modelers finally have a specific set of results to help refine their estimates of contrail effects on the atmosphere. Likewise, researchers now have a basis to investigate the cloud forms that contrails may evolve into, and how that evolution contributes to warming or cooling in Earth’s atmosphere.
- Nature curiosity: What are contrails and how do they form?They are contrails, which are manmade clouds created from the exhaust of jet planes. Contrails are trails of condensation from jet engines that are created when planes pass overhead, according to the National Weather Service. The word contrail is a shortened form of condensation trail.
- Why do jets leave a white trail in the sky? | Scientific AmericanJets leave white trails, or contrails, in their wakes for the same reason you can sometimes see your breath. The hot, humid exhaust from jet engines mixes with the atmosphere, which at high ...
- Contrail | Definition & Facts | Britannicacontrail, streamer of cloud sometimes observed behind an airplane flying in clear cold humid air. A contrail forms when water vapour produced by the combustion of fuel in airplane engines condenses upon soot particles or sulfur aerosols in the plane’s exhaust.
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