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Theodore Them
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Mercury as a proxy for volcanic emissions in the geologic record
SE Grasby, TR Them II, Z Chen, R Yin, OH Ardakani
Earth-Science Reviews 196, 102880, 2019
2732019
Terrestrial sources as the primary delivery mechanism of mercury to the oceans across the Toarcian Oceanic Anoxic Event (Early Jurassic)
TR Them, CH Jagoe, AH Caruthers, BC Gill, SE Grasby, DR Gröcke, ...
Earth and Planetary Science Letters 507, 62-72, 2019
1572019
High-resolution carbon isotope records of the Toarcian Oceanic Anoxic Event (Early Jurassic) from North America and implications for the global drivers of the Toarcian carbon cycle
TR Them II, BC Gill, AH Caruthers, DR Gröcke, ET Tulsky, RC Martindale, ...
Earth and Planetary Science Letters 459, 118-126, 2017
1502017
Thallium isotopes reveal protracted anoxia during the Toarcian (Early Jurassic) associated with volcanism, carbon burial, and mass extinction
TR Them, BC Gill, AH Caruthers, AM Gerhardt, DR Gröcke, TW Lyons, ...
Proceedings of the National Academy of Sciences 115 (26), 6596-6601, 2018
1412018
Sedimentary host phases of mercury (Hg) and implications for use of Hg as a volcanic proxy
J Shen, Q Feng, TJ Algeo, J Liu, C Zhou, W Wei, J Liu, TR Them II, BC Gill, ...
Earth and Planetary Science Letters 543, 116333, 2020
1322020
Evidence for rapid weathering response to climatic warming during the Toarcian Oceanic Anoxic Event
TR Them, BC Gill, D Selby, DR Gröcke, RM Friedman, JD Owens
Scientific Reports 7 (1), 5003, 2017
1302017
Impact of abrupt deglacial climate change on tropical Atlantic subsurface temperatures
MW Schmidt, P Chang, JE Hertzberg, TR Them, J Link, BL Otto-Bliesner
Proceedings of the National Academy of Sciences 109 (36), 14348-14352, 2012
762012
Linking the progressive expansion of reducing conditions to a stepwise mass extinction event in the late Silurian oceans
CN Bowman, SA Young, D Kaljo, ME Eriksson, TR Them II, O Hints, ...
Geology 47 (10), 968-972, 2019
452019
Organic geochemistry of a lacustrine shale across the Toarcian Oceanic Anoxic Event (Early Jurassic) from NE China
M Liu, P Sun, TR Them II, Y Li, S Sun, X Gao, X Huang, Y Tang
Global and Planetary Change 191, 103214, 2020
282020
A new Early Jurassic (ca. 183 Ma) fossil Lagerstätte from Ya Ha Tinda, Alberta, Canada
RC Martindale, TR Them, BC Gill, SM Marroquín, AH Knoll
Geology 45 (3), 255-258, 2017
282017
Middle–Upper Ordovician (Darriwilian–Sandbian) paired carbon and sulfur isotope stratigraphy from the Appalachian Basin, USA: Implications for dynamic redox conditions spanning …
NP Kozik, SA Young, CN Bowman, MR Saltzman, TR Them
Palaeogeography, Palaeoclimatology, Palaeoecology 520, 188-202, 2019
242019
Sediment Cores from White Pond, South Carolina, contain a Platinum Anomaly, Pyrogenic Carbon Peak, and Coprophilous Spore Decline at 12.8 ka
CR Moore, MJ Brooks, AC Goodyear, TA Ferguson, AG Perrotti, S Mitra, ...
Scientific Reports 9, 15121, 2019
202019
Millennial-scale tropical atmospheric and Atlantic Ocean circulation change from the Last Glacial Maximum and Marine Isotope Stage 3
TR Them II, MW Schmidt, J Lynch-Stieglitz
Earth and Planetary Science Letters 427, 47-56, 2015
142015
Variations in microbial ecology during the Toarcian Oceanic Anoxic Event (Early Jurassic) in the Qiangtang Basin, Tibet: Evidence from biomarker and carbon isotopes
M Liu, C Ji, H Hu, G Xia, H Yi, TR Them II, P Sun, D Chen
Palaeogeography Palaeoclimatology Palaeoecology 580, 110626, 2021
132021
Organic matter accumulations in the Santonian-Campanian (Upper Cretaceous) lacustrine Nenjiang shale (K2n) in the Songliao Basin, NE China: Terrestrial responses to OAE3?
W Liu, M Liu, T Yang, X Liu, TR Them II, K Wang, C Bian, Q Meng, Y Li, ...
International Journal of Coal Geology 260, 104069, 2022
122022
Upper Ordovician marine red limestones, Tarim Basin, NW China: A product of an oxygenated deep ocean and changing climate?
M Liu, D Chen, X Zhou, D Tang, TR Them II, M Jiang
Global and planetary change 183, 103032, 2019
122019
A multi-proxy approach to constrain reducing conditions in the Baltic Basin during the late Silurian Lau carbon isotope excursion
CN Bowman, TR Them II, MD Knight, D Kaljo, ME Eriksson, O Hints, ...
Palaeogeography Palaeoclimatology Palaeoecology 581, 110624, 2021
112021
Atmospheric dust stimulated marine primary productivity during Earth’s penultimate icehouse
M Sardar Abadi, JD Owens, X Liu, TR Them II, X Cui, NG Heavens, ...
Geology 48 (3), 247-251, 2020
82020
Rapid marine oxygen variability: Driver of the Late Ordovician mass extinction
NP Kozik, SA Young, M Liu, D Chen, EU Hammarlund, DPG Bond, ...
Science Advances 8 (46), eabn8345, 2022
72022
New evidence for a long Rhaetian from a Panthalassan succession (Wrangell Mountains, Alaska) and regional differences in carbon cycle perturbations at the Triassic-Jurassic …
AH Caruthers, SM Marroquín, DR Gröcke, ML Golding, M Aberhan, ...
Earth and Planetary Science Letters 577, 117262, 2022
72022
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