.@NASA's Arctic Radiation Cloud Aerosol Surface Interaction Experiment with mission science lead Sebastian Schmidt of LASP @CUBoulder & @CUBoulderATOC is flying over the Arctic Ocean north of Greenland this summer to study factors in sea-ice decline. ➡➡️https://t.co/58ewgSbaXB
Absolutely stunning. Colors were visible even with the naked eye. Aurora Borealis observed north of Fort Collins, CO #cowx
コロラド��フォートコリンズ郊外でオーロラ鑑賞。写真ほどでなくとも肉眼で色が見えた。たった北緯40°の留学先で見られるとは
あまり注目されてないけどトラフが深いために成層圏オゾンが地表に降りてきて大気汚染指数が悪くなってる。5km台の対流圏界面。
Air quality alert due to increased ozone concentration from stratospheric intrusion
https://t.co/NdhvhVsqYF
We *choose* to, and we do so proudly. Public safety is our duty and we will never apologize for communicating weather hazards in a manner that is accessible to our multilingual society.
Zero tolerance for these kinds of comments, folks.