Yet over the past 30 years evidence has emerged that condensation trails — or “contrails” — may present at least as much of a ...

Florida has grounded “geoengineering” aircraft in a bid to fight chemtrails that don’t exist — and pilots are left wondering ...

The answer lies in a combination of engine exhaust, air temperature, humidity and other atmospheric conditions.

Contrails — the white line-shaped clouds left behind by planes — pose a particular problem as they are able to trap heat. Julian Stratenschulte/dpa Passenger aircraft contribute significantly to ...

Two Florida airports are the first to comply with a new Florida law banning flights with "weather modification or geoengineering equipment." ...

It's no secret that the world is facing a climate crisis, and that businesses are looking at ways to limit their carbon footprint, in a bid to help lower greenhouse gas emissions amid the harsh ...

Environmental Protection Agency (EPA) Administrator Lee Zeldin said Thursday that Americans have “legitimate questions” about airplane contrails as his agency launches webpages aimed at combatting ...

Contrails will likely contribute more than 0.1C to global temperature rise by 2050 unless mitigation measures are taken, researchers warn. Credit: Guy Norris/AW&ST Aviation still has an opportunity to ...

The challenge of addressing aviation’s non-carbon dioxide emissions is receiving greater attention, with the climatic impact associated with tell-tale signs in the sky coming under increased study.

He went on to say that contrails are more visible on some days than on others, depending on atmospheric conditions. “The same ...