PPRuNe Forums - View Single Post - Contrails: How tweaking flight plans can help the climate.
Old 24th Oct 2021, 02:59
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Ex FSO GRIFFO
 
Join Date: Apr 2004
Location: Up The 116E, Stbd Turn at 32S...:-)
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Did 'Concorde' leave a contrail at FL650 or whatever?

Or 'The Sled' at FL800 (?)

At least they would be the 'only' aircraft 'up there'.... apart from other military types of course...
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