Polar stratospheric cloud seen today from Norway. You can read - TopicsExpress



          

Polar stratospheric cloud seen today from Norway. You can read more about this type of cloud here: atoptics.co.uk/highsky/psc1.htm Polar stratospheric clouds need cold to form. But many see more ordinary iridescent clouds, which are caused by diffraction within similar-sized cloud droplets. Read about iridescent clouds, and see more pics, here: bit.ly/Zl4CSm Thank you, Laffens Astronomiske opplevelser!
Posted on: Sun, 26 Jan 2014 14:53:52 +0000

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