Find below a summary of main GEOTRACES findings and products on manganese research:
Atlas
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Atlantic Ocean:
Arctic Ocean:
Pacific Ocean:
Indian Ocean:
3D scenes showing the distribution of dissolved iron in the Atlantic and the Pacific. In warm colours (red, orange, etc.) you can view high concentrations of dissolved manganese.
Data
Data is available to download after registration here: https://geotraces.webodv.awi.de/login
Discoveries include:
Below you can find a list of science highlights of main GEOTRACES discoveries on manganese research:
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…
Science Highlights
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.
Science Highlights
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…
Science Highlights
Sedimentary controls on seawater nickel distributions and nickel isotope compositions: a two steps study
Nickel isotopic mass balance in the ocean stands among the less understood so far…
Science Highlights
23 million years of productivity reconstructed in the Central Pacific Ocean using past and modern proxies
Using diverse geochemical proxies, Chu and colleagues analysed an iron–manganese crust to reconstruct central Pacific productivity over the past 23 million years.
Science Highlights
Major controls on the fate of dissolved manganese in the northeastern Indian Ocean
Malla and Singh investigated the key factors controlling dissolved manganese in the northeastern Indian Ocean…
List of publications
Scroll down to view the list of GEOTRACES publications on dissolved manganese: