Birdwatch Note Rating
2025-01-25 03:00:20 UTC - HELPFUL
Rated by Participant: 5D72735870793DA61F0953E904CBCF4D876525E2E99EEB5667722C5F2045F85B
Participant Details
Original Note:
Once again the picture shown is of jet engine contrails. Depending on the temperature/moisture in the air at the aircraft altitude, contrails can evaporate quickly or can persist/spread Flight tests conducted: https://elib.dlr.de/9247/1/aerscitech-2000.pdf EPA's definition of contrails: https://www.epa.gov/sites/default/files/2016-10/documents/afd-051013-001.pdf Schrader contrail study: https://journals.ametsoc.org/view/journals/apme/36/12/1520-0450_1997_036_1725_coacfc_2.0.co_2.xml
All Note Details