Study links deep-time dust with major impacts on carbon cycling

Study links deep-time dust with major impacts on carbon cycling Norman OK (SPX) Nov 24, 2015 - A University of Oklahoma-led study links vast amounts of iron-rich dust deposits from the late Paleozoic period of 300 million years ago with implications for major ecosystem fertilization and a massive drawdown of atmospheric carbon. Understanding iron fertilization and other deep-time events may explain present and future climate change and aid scientists and policymakers when making dec ... more

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