GEOTRACES

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

News

GEOTRACES mixer brings the community together at Goldschmidt 2026

A big thank you to everyone who joined the mixer!

Please consider nominating GEOTRACES IDP2025 as an Impactful Dataset

Individual nominations are encouraged, and multiple nominations for the same dataset are welcomed.

GEOTRACES at Goldschmidt 2026!

There will be two exciting GEOTRACES sessions at Goldschmidt 2026!

BIO-Carbon Early Career Ocean Professionals Network: Survey

Exploring how ocean carbon–related samples and datasets are collected, managed, and shared across the research community.

Upcoming deadline! GEOTRACES Session and Workshop at XMAS2027, 12-15 January 2027, Xiamen, China

Abstracts can be submitted until 30 June 2026.

Deadline approaching! 2026 Call for Applications for the GEOTRACES Early Career Scientist Committee

Apply by 3 July 2026!

Science Highlights

Continuous record of the Antarctic Circumpolar Current latitude over the last glacial-interglacial cycles

The meridional positions of the oceanic fronts separating subtropical and Antarctic waters are key to constraining the mechanisms that drive the degassing of deeply-stored CO2 at the end of the glacial periods…

23 Million Years of iron sources reconstructed in the Northwest Pacific Ocean using iron isotopes in a ferromanganese crust

Using iron isotopes and elemental records, Chu and co-workers analysed an iron-manganese crust recovered from the Hongyan Seamount, and reconstructed the sources of dissolved Fe to the Northwest Pacific Ocean…

Variability of the past deep-water masses in the Arabian Sea over the last 41ka

Shukla and colleagues propose a high-resolution authigenic ƐNd record measured from a sediment core located in the eastern Arabian Sea…

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