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Start Over You searched for: Graduate Program Geosciences Remove constraint Graduate Program: Geosciences Degree PHD Remove constraint Degree: PHD Year 2007 Remove constraint Year: 2007 Committee Member Michael Allan Arthur Remove constraint Committee Member: Michael Allan Arthur

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1. Carbonate-Associated Sulfate: Assessment of and Use as an Isotopic Proxy for Global Sulfur Cycling During End-Permian Mass Extinction

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2. MOLECULAR AND ISOTOPIC INVESTIGATIONS OF THE BIOGEOCHEMISTRY OF ARCHAEAL ETHER LIPIDS

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Open Access

3. Modeling isotopic proxies for the oxygenation of the earths surface

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Open Access