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
Polar Stratospheric Clouds ☁️ Those are polar stratospheric clouds that only form in winter under very specific conditions in the lower… | Instagram
![Diagram showing the effect of polar stratospheric clouds on ozone loss.... | Download Scientific Diagram Diagram showing the effect of polar stratospheric clouds on ozone loss.... | Download Scientific Diagram](https://www.researchgate.net/publication/260734591/figure/fig1/AS:669004200935428@1536514439712/Diagram-showing-the-effect-of-polar-stratospheric-clouds-on-ozone-loss-The-upper-panel.png)