SINGAPORE – The white streaks left by planes as they zip through the skies make a pretty sight, but they can harm the planet at times. These vapour clouds formed from planes’ engine exhaust are known ...

Contrails – short for condensation trails – are linear clouds made up of ice crystals that form behind jet aircraft at high ...

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 ...

Questions about cloud seeding, geoengineering and other weather-modification practices are drawing new attention as critics ...

Cloud seeding does not create clouds or precipitation from clear skies. It can only be effective when clouds with the right ...

According to an analysis, 25 percent of the global warming caused by contrails in European air traffic is attributable to ...

New Call For Targeted Action On Transatlantic Contrails is published in Aviation Daily, an Aviation Week Intelligence Network (AWIN) Market Briefing and is included with your AWIN membership. Not a ...

The National Academy of Sciences, Engineering, and Medicine will convene a committee to develop a national research agenda to understand better, quantify, and support the development of technical and ...

SINGAPORE—Japan Airlines (JAL) has expanded its aircraft-based atmospheric observation program known as "Contrail," for Comprehensive Observation Network for Trace Gases by Airliner, to its Boeing 787 ...