Environmental Sciences
Earth Sciences
Tectonics
Michael Hren
Associate Professor/Earth Sciences

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Scholarly Contributions

15 Scholarly Contributions

12
Journal Articles
2
Other Scholarly Works
1
Conference Proceedings
A biomarker stable isotope record of late Quaternary climate change in Southwestern Taiwan
Shun-Wen Yu, Greg Harris, Queenie Chang, Michael Hren, Andrew Lin, Yvette Eley, Clay Tabor
Research Type: Journal Article
Carbon cycle perturbations drive climatic and hydrologic changes in North America during the middle Miocene climatic optimum
James Super, Michael Hren
Research Type: Journal Article
Carbon cycle perturbations drive climatic and hydrologic changes2 in North America during the Miocene Climatic Optimum
Yvette Eley, James Super, Michael Hren
Research Type: Journal Article
Climate, hydrology and environmental change during the Middle Eocene Climatic Optimum
Michael Hren, Andreas Mulch, C Page Chamberlain
Research Type: Journal Article
Constraining the dynamic climatic boundary between the Westerlies and Asian monsoon since 45 ka with biomarker, isotope, and climatic modeling studies
Minghao Wu, Xingqian Cui, Wenwen Kong, Shuyuan Xiang, Junliang Ji, Guangsheng Zhuang, Mingqui Hou, Michael Hren
Research Type: Journal Article
Effect of CO2/O2 Ratios on Hydrogen and Carbon Isotope Fractionation in Plant n-alkyl Lipids
Joseph White, Yvette Eley, Amanda Porter, Harry Yiotis, Jennifer McElwain, Jonathan Wilson, Alex Brittingham, Michael Hren, Isabel Montanez
Research Type: Journal Article
Hydrological Changes in Southwestern Montana during the Middle Miocene Climatic Optimum
Michael Hren
Research Type: Conference Proceedings
Late Proterozoic Climate and Atmospheric Carbon Dioxide: The not so boring billion.
Michael Hren, Nathan Sheldon
Research Type: Journal Article
Locally produced leaf wax biomarkers in the high-altitude Areguni Mountains outweigh downstream transport
Michael Hren
2025
Research Type: Journal Article
Organic Molecular Paleohhypsometry: A new approach to constraining the topography of global orogens
Michael Hren, William B Ouimet
Research Type: Journal Article
Seasonal variations in leaf wax n-alkane _D and _13C of four riparian plants: The effect of environmental and physiological factors on measured and modeled plant WUE and isotopic composition.
Michael Hren, Chaoran Wang, Abigail Oakes
Research Type: Journal Article
StalFire Consortium: Defining the paleoclimate-fire relationship in California across temporal and spatial scales 
Michael Hren
2025
Research Type: Other Scholarly Work
The Estuary Effect and the Origin of Lake Faunas: Critical Linkages Between Global Tectonics, Sea Level and Biodiversity
Lisa E Park Boush, Michael Hren, Gary Motz
Research Type: Journal Article
The sensitivity of reconstructed carbon dioxide concentrations to stomatal preparation methods using a leaf gas exchange model
Michael Hren
2025
Research Type: Journal Article
Variations of fire events and vegetation in the western Sierra Nevada archived in speleothems during Dansgaard–Oeschger (D–O) cycles 
Michael Hren
2025
Research Type: Other Scholarly Work