Guidance

Aircraft contrails

Explains what contrails are and provides information about the health and environmental effects.

From:
Department for Transport
Published
2 October 2012
Last updated
2 August 2022 — See all updates

Documents

Aircraft contrails

HTML

Details

Factual paper on aircraft contrails explaining:

  • what they are and how they are caused
  • the health effects
  • the environmental effects
Published 2 October 2012
Last updated 2 August 2022 + show all updates

  1. Amendment of geo-engineering and weather modification information.

  2. Updated with the latest information on contrails.

  3. Links updated.

  4. Updated to remove references to chemtrails and barium measurements.

  5. First published.