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20yrs ago the skies didnt exhibit this phenomenon.
Originally posted by awake1234
....20yrs ago the skies didnt exhibit this phenomenon....
... If sufficient air carrier traffic exists, an entire overcast of contrail cirrus may develop and persist for hours with rapid growth in ice budget in individual contrails...
awake1234
reply to post by Soylent Green Is People
Nice investigation...but the persistence of contrails is not in question, now or 20yrs ago...
awake1234
..the remnants filling the sky, for over half a day, for several days, and through inconsistent temperature patterns is...
Nice picture...really...but not comparable to the after-effects, which are the actual object, of the photograph shared in my previous post.
1967 – Plate 113 from Cloud Studies in Colour, Richard Scorer and Harry Wexler. Shows over 30 contrails, some criss-crossing:
the remnants filling the sky, for over half a day, for several days, and through inconsistent temperature patterns is.
awake1234
reply to post by Soylent Green Is People
Nice investigation...but the persistence of contrails is not in question, now or 20yrs ago...the remnants filling the sky, for over half a day, for several days, and through inconsistent temperature patterns is.
Thanks
awake1234
reply to post by Soylent Green Is People
Nice investigation...but the persistence of contrails is not in question, now or 20yrs ago...the remnants filling the sky, for over half a day, for several days, and through inconsistent temperature patterns is.
awake1234
reply to post by Soylent Green Is People
Nice investigation...but the persistence of contrails is not in question, now or 20yrs ago...the remnants filling the sky, for over half a day, for several days, and through inconsistent temperature patterns is.
Thanks
Could you please state what it is that you are concerned with?
20yrs ago the skies didnt exhibit this phenomenon.
tsurfer2000h
My guess would be...
"20yrs ago the skies didnt exhibit this phenomenon."
But I could be wrong...