Media Releases 2022

Showing 1-5 of 20 items.

Foraminifera under the microscope, taken during an expedition with the research vessel SONNE. Photo: MARUM - Center for Marine Environmental Sciences, University of Bremen

Colonization of microorganisms from the ocean floor into the water column

Dec 22, 2022

Planktonic foraminifera are key to understanding and deciphering past climate. They live and lived in the water column, but their origins are unclear. In a ...

A laser coupled to a mass spectrometer helps Dr. Lars Wörmer (right) and Prof. Kai-Uwe Hinrichs decipher the lipid biomarkers in each millimeter-wide layer. Photo: MARUM – Center for Marine Environmental Sciences, University of Bremen; V. Diekamp

Climate archives under the magnifying glass

Nov 30, 2022

How is the weather changing as a consequence of global warming? Climate archives provide valuable glimpses into past climate changes, especially into the ...

Expedition ARCTIC2018 in August and September 2018 with the research vessel Akademik Tryoshnikov to the Arctic Barents and Kara Seas. Foto: Alfred-Wegener-Institut / Andreas Rogge

Arctic Carbon Conveyor Belt Discovered

Nov 21, 2022

Every year, the cross-shelf transport of carbon-rich particles from the Barents and Kara Seas could bind up to 3.6 million metric tons of CO₂ in the Arctic ...

Internal structure of planktonic foraminiferal shell obtained by an X-ray Micro-Computer-Tomography. It shows the preserved shell (left) and dissolved shell (right). The heat map indicates the spatial distribution of density and porosity in the shell. Red

New method reveals carbon distribution of the past in the Southern Ocean

Nov 11, 2022

Oceans, and in particular deep water circulation in the Southern Ocean, play and have played an important role in the global carbon cycle. Using carbonate ...

Dr. Johanna Menges (MARUM, Bremen) sampling a peat core in the Cuvette Congolaise during the 2022 expedition. Photo: Mélanie Guardiola, CEREGE

Peatlands as climate tipping points

Nov 2, 2022

When peat swamps dry out they can release large amounts of greenhouse gases into the atmosphere. Because they react so sensitively to climate changes, they ...