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Polar-night jet stream: https://en.wikipedia.org/wiki/Jet_stream#Polar_night_jet https://en.wikipedia.org/wiki/Jet_stream#Polar_night_jet
by michaelochurch 13y ago
Polar-night jet stream: https://en.wikipedia.org/wiki/Jet_stream#Polar_night_jet https://en.wikipedia.org/wiki/Jet_stream#Polar_night_jet