GEOTRACES

An International Study of the Marine Biogeochemical Cycles of Trace Elements and Their Isotopes

News

CHINA GEOTRACES GP08 Section Cruise in the South China Sea

Congratulations on the completion of the cruise!

Join us! GEOTRACES Online Seminar #6 – 27 October 15:00 CET

Topic: Hydrothermal Impact on Ocean Biogeochemistry

REMINDER: GEOTRACES IDP2028 — First deadline: 15 May 2027

First deadline is 15th May 2027!

GEOTRACES Online Seminar #5 – 29 September 15:00 CEST

Biogeochemical Cycling of Redox-Sensitive Metals in Oxygen Minimum Zones

Goldschmidt 2027 – Call for GEOTRACES session proposals

Submit a session proposal before 15 October 2026.

GEOTRACES mixer brings the community together at Goldschmidt 2026

A big thank you to everyone who joined the mixer!

Science Highlights

Another step towards replacing NOBIAS Chelate PA-1

Kanna and his colleagues successfully carried out the quantitative pre-concentration of seven trace metals…

Neodymium budget in the Arabian Sea is governed by a combination of water mass advection and dominant boundary exchange processes

Karri and Singh established the neodymium concentrations and isotopic compositions along a North-South section in the eastern Arabian Sea…

Cerium isotopes confirm that hydrogenetic iron-manganese crusts are precipitating from the oxygen minimum zone to abyssal depths

Li and co-authors provide new insights on the formation mechanism of ferromanganese crusts.

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