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Start Over Graduate Program Geosciences Degree PHD Committee Member Michael Allan Arthur Committee Member Hiroshi Ohmoto

1. Life's Influence on the Sedimentary Record: The Interplay of Ocean Chemistry, Circulation, and the Biological Pump

open_access
Open Access
Author:
Hotinski, Roberta Michelle
Title:
Life's Influence on the Sedimentary Record: The Interplay of Ocean Chemistry, Circulation, and the Biological Pump
Graduate Program:
Geosciences
Keywords:
ocean stagnation
Pethei
Permian
Precambrian
carbon isotopes
anoxia
biogeochemical cycles
File:
Download Thesis.pdf
Committee Members:
Hiroshi Ohmoto, Committee Member
Lee Kump, Committee Chair/Co-Chair
Michael Allan Arthur, Committee Member
Raymond Gabriel Najjar Jr., Committee Member

2. Geochemistry of Archean–Paleoproterozoic Black Shales: The Early Evolution of the Atmosphere, Oceans, and Biosphere

open_access
Open Access
Author:
Yamaguchi, Kosei
Title:
Geochemistry of Archean–Paleoproterozoic Black Shales: The Early Evolution of the Atmosphere, Oceans, and Biosphere
Graduate Program:
Geosciences
Keywords:
N2 fixation
Carbon
Photosynthesis
Sulfur
Sulfate reduction
Stable Isotopes
Proterozoic
Continental Crust
Black Shales
Paleoproterozoic
Anoxic
Pilbara
Hamersley
Iron
Australia
Nitrogen
Archean
Oxic
Pyrite
Thorium
Nitrification
Denitrification
Uranium
Molybdenum
Methanogenesis
Griqualand West
Witwatersrand
Barberton
South Africa
File:
Download Kosei.pdf
Committee Members:
Lee Kump, Committee Member
Raymond Gabriel Najjar Jr., Committee Member
Hiroshi Ohmoto, Committee Chair/Co-Chair
Michael Allan Arthur, Committee Member

3. Neoproterozoic Sulfur Isotopes, Snowball Earth Events and the Evolution of Microbial Sulfur Species

open_access
Open Access
Author:
Hurtgen, Matthew T.
Title:
Neoproterozoic Sulfur Isotopes, Snowball Earth Events and the Evolution of Microbial Sulfur Species
Graduate Program:
Geosciences
Keywords:
sulfur isotopes
Neoproterozoic
snowball Earth
sulfate concentrations
Precambrian
Namibia
File:
Download thesis.pdf
Committee Members:
Michael Allan Arthur, Committee Chair/Co-Chair
Lee Kump, Committee Member
Hiroshi Ohmoto, Committee Member
Charles Raymond Fisher Jr., Committee Member

4. The Late Archean biosphere: Implications of organic and inorganic geochemistry of marine shales and terrestrial paleosols

open_access
Open Access
Author:
Watanabe, Yumiko
Title:
The Late Archean biosphere: Implications of organic and inorganic geochemistry of marine shales and terrestrial paleosols
Graduate Program:
Geosciences
Keywords:
geochemistry
biosphere
organic matter
shale
Archean
paleosol
File:
Download YumikoWatanabethesis.pdf
Committee Members:
Blair Hedges, Committee Member
Hiroshi Ohmoto, Committee Chair/Co-Chair
Katherine Haines Freeman, Committee Member
Michael Allan Arthur, Committee Member