1. Biogeochemistry of Oceanic Euxinia in Earth History: Numerical Modeling and Evaluation of Biomarkers Using Modern Analogs Open Access Author: Meyer, Katja Maria Title: Biogeochemistry of Oceanic Euxinia in Earth History: Numerical Modeling and Evaluation of Biomarkers Using Modern Analogs Graduate Program: Geosciences Keywords: euxiniaEarth system modelPermian-Triassic boundarymass extinctionhydrogen sulfidecarotenoidbiomarker File: Download Meyer_Dissertation_eTD.pdf Committee Members: Lee Kump, Dissertation Advisor/Co-AdvisorLee Kump, Committee Chair/Co-ChairKatherine Haines Freeman, Committee Chair/Co-ChairJennifer Macalady, Committee MemberJohn Michael Regan, Committee Member