October 2020 - Issue #41
GEOTRACES Science Highlights
Dissolved iron and manganese fates reveal processes along the hydrothermal TAG plume
González-Santana and co-workers performed high-spatial resolution analyses of dissolved iron and manganese samples collected at the Mid Atlantic Ridge

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The power of combining geochemical tracer data with direct current measurements
Learn about new discoveries done combining seawater Rare Earth Elements concentrations and direct physical oceanographic observations

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Loss of old Arctic sea ice increases methylmercury concentrations
Researchers from the SCRIPPS, the Stockholm Natural Museum and the Mediterranean Institute of Oceanography show the importance of sea ice composition on methylmercury budgets

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Estimating Atmospheric Trace Element Deposition Over the Global Ocean
A recently developed method based on the natural radionuclide beryllium-7 has provided a means to estimate the bulk atmospheric trace element deposition velocity

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GEOTRACES News
Pre-announcement of 3rd GEOTRACES Summer School
The 3rd GEOTRACES Summer School will take place at the Helmholtz-Centre Alfred Wegener Institute for Polar and Marine Research in Bremerhaven, Germany, from 11th to 16th July 2021.
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REMINDER: Two months to IDP2021 Deadline
Check what meeting the December 15, 2020 deadline requires.
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All about SCOR
Learn how SCOR has successfully brought the international ocean science community together to furthering our understanding of the ocean.
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New! Consensus Reference Materials for Aerosols
Read the steps to follow for aerosol intercalibration as well as for information on how to obtain a sample of the underway effort to utilize Arizone Test Dust (ATD) as a potential “consensus reference material”.
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GEOTRACES Informations

GEOTRACES Dates

- Cruises:

11 January - 8 March 2021, SWINGS section cruise (GS02), South West Indian Ocean.

1 July - 1 August 2021, MetalGate Process Study (GApr16), North Atlantic Ocean and seas around Iceland. This cruise has been postponed due to the COVID-19 pandemic, new dates provided for reference only.

- Upcoming GEOTRACES or GEOTRACES-related events:

11 - 17 November 2020, Western Boundary Current-Subtropical Continental Shelf Interactions Pre-Workshop, virtual workshop.

1-17 December 2020, AGU Fall Meeting, virtual. Check GEOTRACES-related sessions.

11-14 January 2021, Fifth Xiamen Symposium on Marine Environmental Sciences (XMAS-V), virtual conference.

11-16 July 2021, 3rd GEOTRACES Summer School, Bremerhaven, Germany. More information will be available in early 2021.

 

- GEOTRACES Intermediate Data Product 2021 (IDP2021) deadline: 

15 December 2020, Submit intercalibration reports and datasets for inclusion in IDP2021.


Access the GEOTRACES Calendar

 

Latest Publications

- Bundy, R. M., Tagliabue, A., Hawco, N. J., Morton, P. L., Twining, B. S., Hatta, M., Noble, A. E., Cape, M.R., John, S.G., Cullen, J.T., Saito, M. A. (2020). Elevated sources of cobalt in the Arctic Ocean. Biogeosciences, 17(19), 4745–4767. DOI: https://doi.org/10.5194/bg-17-4745-2020

- Cabanes, D. J. E., Blanco-Ameijeiras, S., Bergin, K., Trimborn, S., Völkner, C., Lelchat, F., & Hassler, C. S. (2020). Using Fe chemistry to predict Fe uptake rates for natural plankton assemblages from the Southern Ocean. Marine Chemistry, 225, 103853. DOI: https://doi.org/10.1016/J.MARCHEM.2020.103853

- Dickson, A. J., Hsieh, Y.-T., & Bryan, A. (2020). The rhenium isotope composition of Atlantic Ocean seawater. Geochimica et Cosmochimica Acta, 287, 221–228. DOI: https://doi.org/10.1016/j.gca.2020.02.020

- Krisch, S., Browning, T. J., Graeve, M., Ludwichowski, K.-U., Lodeiro, P., Hopwood, M. J., Roig, S., Yong, J-C., Kanzow, T., Achterberg, E. P. (2020). The influence of Arctic Fe and Atlantic fixed N on summertime primary production in Fram Strait, North Greenland Sea. Scientific Reports, 10(1), 15230. DOI: https://doi.org/10.1038/s41598-020-72100-9

Seo, H., & Kim, G. (2020). Rare earth elements in the East Sea (Japan Sea): Distributions, behaviors, and applications. Geochimica et Cosmochimica Acta, 286, 19–28. DOI: https://doi.org/10.1016/J.GCA.2020.07.016


Access the GEOTRACES Publication Database

GEOTRACES in Numbers

Cruises completed: 121
Section cruises completed: 41
Publications: 1469

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