Quantitative reconstruction of past seawater oxygen concentrations
OxyQuant
Quantitative reconstruction of past seawater oxygen concentrations
Covering most of Earth’s surface, oceans are a major influence on the global climate. This is both in terms of moving heat around the world as well as storing carbon through marine life cycles. The EU-funded OxyQuant project looks at how these processes have changed over time by examining bottom water oxygen concentrations. To do this, the researchers will use iodine and cerium isotope sampling techniques from sediments and fossilised fish debris in different marine environments to create a proxy for past oxygen levels. The goal is to give paleoceanographers a better quantitative reconstruction of what oceans looked like in the past, and perhaps predict future climate changes.
March, 2023
February, 2026
321000
321000
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EU
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Helmholtz-Zentrum für Ozeanforschung Kiel (91̽»¨), Germany
University of Lausanne, Switzerland