Expedition
After half a year in the Southern Hemisphere, the research icebreaker Polarstern will soon return to her homeport, Bremerhaven. Following a season of work focusing on sea ice, the icebreaker

report, today we will provide details about the work of the biogeochemists and biologists during “Polarstern” expedition PS99.2. Their goal is to investigate organisms and processes at the deep seafloor.

PS115.2 Wochenbericht Nr. 1 | 03.09. – 09.09.18
Monday (03.09.18). Since early Monday morning “Polarstern“ is anchoring in the Isfjorden, directly off Longyearbyen, and waiting for the new crew and the

Filchner Depression. Net and water samples as well as short sediment cores kept all research groups on Polarstern busy 24 hours a day.

we will provide details about the work of the benthologists and seafloor biogeochemists during Polarstern expedition PS126; their goal is to investigate organisms and processes at the deep seafloor.

Weekly Report No. 7 | 30 March - 6 April 2016
For both crew and scientists the last week of our Polarstern expedition PS97 required everyone to dig deep. A varied geological, geophysical and oceanographic

| 9 January – 15 January 2017
9. January 2017 - 3 weeks and 3 days at sea. Yesterday evening Polarstern managed to push herself free between what was formerly fast ice by about half a ship´s length with

PS 117 – Weekly Report No. 5 | 21 - 27 January 2019.
Business as usual. Polarstern plows her way through the open waters of the Weddell Sea – the ice cover is at it minimum, subjectively at least –

February 2018
Favourable ice conditions and stable weather with southwesterly winds enabled Polarstern to go far south into the Filchner Depression and to cross directly in front of the Filchner Ice

online and off-line instrumentation (high volume and size-resolved samplers), was installed on Polarstern on the upper deck to measure in-situ atmospheric aerosol physical-chemical properties.