Lecture by Dr. Jens Greinert
14.04.2026
Schleswig-Holstein prepares for large-scale recovery of legacy munitions
Ten people of colour wearing bright orange life jackets on a blue boat
10.04.2026
GEOMAR contributes to the first African experiment in a global inter-comparison study on ocean alkalinity enhancement
Bright green, purple and dark blue dots on a black background
07.04.2026
A Helmholtz research team is investigating a new ecosystem on plastic particles in the oceans.
A three-dimensional map of mountains rising out of the sea
01.04.2026
Why Subduction Zones act as the Earth’s “Gold Kitchens”

News

An iceberg and ice floes floating on the sea
01.12.2025

Expansion of Antarctic Bottom Water contributed to the End of the Last Ice Age

New study highlights the key role of the Southern Ocean in the Earth’s climate system

A research vessel at sea
27.11.2025

Science for Schools: Live broadcasts from research vessels

Launching with German and Danish participation

A large research vessel at sea
21.11.2025

Exploring the Links Between Climate and Volcanism

SONNE Expedition Along the Central American Volcanic Arc Sets Sail

Waves on the Sea
20.11.2025

Southern Ocean’s Heat Storage – a Possible Cause of Future ‘Heat Burps’

A modelling study shows how heat stored in the ocean could be released after centuries of global cooling

 Mesocosms (orange steel frames with transparent sheets and umbrella-like covers) float in a fjord with snow-capped mountains in the background.
17.11.2025

Marine scientists call for clear rules on Carbon Dioxide Removal methods

European Marine Board working group recommends harmonised standards for marine CDR approaches

Top view: waves rolling onto the beach, with the Ocean Pavilion logo above
07.11.2025

The Ocean’s Role at the UN Climate Conference

GEOMAR contributes to the Ocean Pavilion and signs the Belém Ocean Declaration

A group of four men and a women
05.11.2025

The Ocean: Guardian of Global Warming

Dr Karina von Schuckmann honoured with the Petersen Excellence Professorship

Manipulator arm at a black smoker
24.10.2025

A Highway for Iron in the Ocean

New study identifies hydrothermal vents as underestimated sources of important nutrients in the sea

Original black-and-white photograph of Meteor I
18.10.2025

100 Years of Meteor: Explore the Expedition Interactively

Interactive Storymap by GEOMAR and the German Maritime Museum

The research vessel ALKOR on the Baltic Sea
14.10.2025

Chemical Munitions and Clearance Effects in Focus

ALKOR Research Cruise Investigates Legacy Munitions in the Baltic Sea