On the Future of Argo: A Global, Full-Depth, Multi-Disciplinary Array

D Roemmich, MH Alford, H Claustre… - Frontiers in Marine …, 2019 - frontiersin.org
The Argo Program has been implemented and sustained for almost two decades, as a
global array of about 4000 profiling floats. Argo provides continuous observations of ocean …

Observing the global ocean with biogeochemical-Argo

H Claustre, KS Johnson… - Annual review of marine …, 2020 - annualreviews.org
Biogeochemical-Argo (BGC-Argo) is a network of profiling floats carrying sensors that
enable observation of as many as six essential biogeochemical and bio-optical variables …

Intergovernmental Panel on Climate Change (IPCC). Global carbon and other biogeochemical cycles and feedbacks

JG Canadell, PMS Monteiro, MH Costa… - Climate change 2021 …, 2023 - cambridge.org
It is unequivocal that the increases in atmospheric carbon dioxide (CO2), methane (CH4)
and nitrous oxide (N2O) since the pre-industrial period are caused by human activities. The …

Direct observational evidence of strong CO2 uptake in the Southern Ocean

Y Dong, DCE Bakker, TG Bell, M Yang… - Science …, 2024 - science.org
The Southern Ocean is the primary region for the uptake of anthropogenic carbon dioxide
(CO2) and is, therefore, crucial for Earth's climate. However, the Southern Ocean CO2 flux …

OceanSODA-ETHZ: A global gridded data set of the surface ocean carbonate system for seasonal to decadal studies of ocean acidification

L Gregor, N Gruber - Earth System Science Data Discussions, 2020 - essd.copernicus.org
Ocean acidification has altered the ocean's carbonate chemistry profoundly since
preindustrial times, with potentially serious consequences for marine life. Yet, no long-term …

Routine uncertainty propagation for the marine carbon dioxide system

JC Orr, JM Epitalon, AG Dickson, JP Gattuso - Marine Chemistry, 2018 - Elsevier
Pairs of marine carbonate system variables are often used to calculate others, but those
results are seldom reported with estimates of uncertainties. Although the procedure to …

Monitoring ocean biogeochemistry with autonomous platforms

F Chai, KS Johnson, H Claustre, X Xing… - Nature Reviews Earth & …, 2020 - nature.com
Human activities have altered the state of the ocean, leading to warming, acidification and
deoxygenation. These changes impact ocean biogeochemistry and influence ecosystem …

Consistency and challenges in the ocean carbon sink estimate for the global carbon budget

J Hauck, M Zeising, C Le Quéré, N Gruber… - Frontiers in Marine …, 2020 - frontiersin.org
Based on the 2019 assessment of the Global Carbon Project, the ocean took up on average,
2.5±0.6 PgC yr− 1 or 23±5% of the total anthropogenic CO2 emissions over the decade …

Biogeochemical sensor performance in the SOCCOM profiling float array

KS Johnson, JN Plant, LJ Coletti… - Journal of …, 2017 - Wiley Online Library
Abstract The Southern Ocean Carbon and Climate Observations and Modeling (SOCCOM)
program has begun deploying a large array of biogeochemical sensors on profiling floats in …

Strong Southern Ocean carbon uptake evident in airborne observations

MC Long, BB Stephens, K McKain, C Sweeney… - Science, 2021 - science.org
The Southern Ocean plays an important role in determining atmospheric carbon dioxide
(CO2), yet estimates of air-sea CO2 flux for the region diverge widely. In this study, we …