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Ocean acidification and the “short term“ marine carbon cycle

By Franziska Kersten, PhD Candidate in Marine Geology and Paleontology – Alfred Wegener Institute for Polar and Marine Research, Bremerhaven (Germany). The 2007 IPCC (Intergovernmental Panel on Climate Change) Synthesis Report discusses ocean acidification and its potential to harm marine calcifiers (e.g. corals) in the future. Yet a recent report in Science unequivocally states that parts of the […]

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Paleo Proxy Data: What Is It?

By Martina M. Dewey A paleoclimatologist’s work is science focused on the climate of past ages. Proxy data is data that paleoclimatologists gather from natural recorders of climate variability, e.g., tree rings, ice cores, fossil pollen, ocean sediments, coral and historical data. By analyzing records taken from these and other proxy sources, scientists can extend […]

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