Spaceweather.com - POLAR STRATOSPHERIC CLOUDS: Earth's stratosphere is normally free of clouds. Not this weekend, though. Observers around the Arctic Circle are reporting an outbreak of brilliantly-colored icy clouds in the typically
Christopher Orr on LinkedIn: These are polar stratospheric clouds over Iceland. In Icelandic, they are…
![Luminous 'mother-of-pearl' clouds explain why climate models miss so much Arctic and Antarctic warming Luminous 'mother-of-pearl' clouds explain why climate models miss so much Arctic and Antarctic warming](https://images.theconversation.com/files/557912/original/file-20231106-267335-z7pv6c.jpg?ixlib=rb-1.1.0&rect=8%2C0%2C5742%2C2871&q=45&auto=format&w=1356&h=668&fit=crop)