Potential links between tropospheric and stratospheric circulation extremes during early 2020. We study the connection between periods marked by extreme strength of the Atlantic jet and the stratospheric polar vortex during early 2020. Read more...

How is the Arctic warming so quickly? The HALO-AC3 campaign tries to observe the related processes in the North Atlantic at the end of arctic winter. More...

Which physical processes limit predictability? A new study investigated which physical processes contribute to the fact that forecasts are only possible for a relatively short period of time. More...

Impact of 3D Cloud Structures on the Atmospheric Trace Gas Products from UV-VIS Sounders. Retrievals are usually performed for clear or low cloud cover regions. However, even clear pixels can be affected by clouds in the vicinity. More ...