Science Highlights

Some recent GEOTRACES science findings are reported below.

Comprehensive inverse model constrains the application of beryllium-7 as a deposition tracer

Measurements of beryllium-7 activity in surface waters provide a promising approach for quantifying the deposition of aerosol-bound elements at the ocean surface…

26.03.2026

Long-range transport of iron off the Antarctic Peninsula

Tian and co-authors investigate dissolved iron concentrations and isotope compositions in the western Weddell Sea…

10.03.2026

When cadmium faces the Black Sea contrasting environment

Dickson and his colleagues investigated the fate of cadmium in the Black Sea using its concentration and isotopic composition.

17.02.2026

Trace Element Dynamics in the Oligotrophic Northwest Pacific: Insights from the China GEOTRACES GP09 Cruise

This special highlight summarises published articles from the GP09 cruise in the Northwest Pacific Ocean…

26.01.2026

Silicon isotopes reveal significant lithogenic input to dissolved silicon on the Kerguelen Plateau

Establishing sources, transformations and sinks of dissolved silicon, a major nutrient in the Southern Ocean, is of primary importance…

21.01.2026

Conservative behavior of radiogenic neodymium isotopes in the South Pacific interior

Zhang and co-workers present full-depth measurements of εNd and Nd concentrations along the GP21 transect across the South Pacific basin…

19.01.2026

Neodymium isotopes trace past Antarctic Intermediate Water circulation in the Arabian Sea

Shukla and co-authors reconstruct ventilation in the Northwestern Indian Ocean…

16.01.2026

Regional zinc cycling in the Indian Ocean

Chinni and his colleagues present dissolved zinc distributions across the Arabian Sea, Bay of Bengal and southern tropical Indian Ocean…

05.01.2026

Contrasting organic carbon  remineralisation rates revealed by particulate excess barium in the North Pacific and South China Sea

Yuan and co-workers quantify organic carbon remineralisation in the twilight zone of the China Sea using particulate excess barium as a proxy…

17.12.2025

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