Poyasnenie: Solnechnyi svet volnami struitsya po temnomu nebu letnei polnoch'yu v Shvecii. Eto – serebristye, ili svetyashiesya noch'yu oblaka, kotorye, kazhetsya, podrazhayut protekayushei vnizu reke. Eti oblaka chasto poyavlyayutsya na vysokih shirotah v letnie mesyacy. Takzhe izvestnye, kak polyarnye mezosfernye oblaka, oni formiruyutsya, kogda vodyanoi par podnimaetsya v holodnye verhnie sloi atmosfery. Melkaya pyl', obrazuyushayasya posle razrusheniya meteorov ili iz vulkanicheskogo pepla, sluzhit mestom kondensacii vodyanogo para, kotoryi prevrashaetsya v led pri nizkih temperaturah v mezosfere. Ledyanye oblaka nahodyatsya na krayu kosmosa, na vysote bolee 80 kilometrov nad poverhnost'yu, i otrazhayut solnechnyi svet k Zemle. Oni vse eshe vidny, hotya samo Solnce uzhe opustilos' za gorizont. Snimok sdelan 16 iyulya v Nacional'nom parke Farnebofyardens v Shvecii.

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Publikacii s klyuchevymi slovami: noctilucent clouds - Serebristye oblaka Publikacii so slovami: noctilucent clouds - Serebristye oblaka
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