Search Results - "Stinchcomb, Gary"

Toward a conceptual model relating chemical reaction fronts to water flow paths in hills by Brantley, Susan L., Lebedeva, Marina I., Balashov, Victor N., Singha, Kamini, Sullivan, Pamela L., Stinchcomb, Gary

“…Both vertical and lateral flows of rock and water occur within eroding hills. Specifically, when considered over geological timeframes, rock advects vertically…”
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Fluvial activity in major river basins of the eastern United States during the Holocene by Lombardi, Ray, Davis, Lisa, Stinchcomb, Gary E, Munoz, Samuel E, Stewart, Lance, Therrell, Matthew D

“…In the eastern United States, existing paleo-reconstructions in fluvial environments consist primarily of site-specific investigations of climate and human…”
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Linking Remotely Sensed Carbon and Water Use Efficiencies with In Situ Soil Properties by El Masri, Bassil, Stinchcomb, Gary E., Cetin, Haluk, Ferguson, Benedict, Kim, Sora L., Xiao, Jingfeng, Fisher, Joshua B.

“…The capacity of terrestrial ecosystems to sequester carbon dioxide (CO2) from the atmosphere is expected to be altered by climate change and CO2 fertilization,…”
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Reconstructing pH of Paleosols Using Geochemical Proxies by Lukens, William E., Nordt, Lee C., Stinchcomb, Gary E., Driese, Steven G., Tubbs, Jack D.

“…Soil pH is essential for understanding weathering, nutrient availability, and biological-edaphic relationships. However, standard pH measurement on soils…”
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Co-occurrence of Acheulian and Oldowan artifacts with Homo erectus cranial fossils from Gona, Afar, Ethiopia by Semaw, Sileshi, Rogers, Michael J, Simpson, Scott W, Levin, Naomi E, Quade, Jay, Dunbar, Nelia, McIntosh, William C, Cáceres, Isabel, Stinchcomb, Gary E, Holloway, Ralph L, Brown, Francis H, Butler, Robert F, Stout, Dietrich, Everett, Melanie

“…Although stone tools generally co-occur with early members of the genus , they are rarely found in direct association with hominins. We report that both…”
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Anatomy of a Sub-Cambrian Paleosol in Wisconsin: Mass Fluxes of Chemical Weathering and Climatic Conditions in North America during Formation of the Cambrian Great Unconformity by Medaris, L. Gordon, Driese, Steven G., Stinchcomb, Gary E., Fournelle, John H., Lee, Seungyeol, Xu, Huifang, DiPietro, Lyndsay, Gopon, Phillip, Stewart, Esther K.

“…A paleosol beneath the Upper Cambrian Mount Simon Sandstone in Wisconsin provides an opportunity to evaluate the characteristics of Cambrian weathering in a…”
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A mid to late Holocene history of floodplain and terrace reworking along the middle Delaware River valley, USA by Stinchcomb, Gary E., Driese, Steven G., Nordt, Lee C., Allen, Peter M.

“…This study tests and refines the traditional floodplain development model for the partly confined middle Delaware River valley, which has shown that the main…”
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Integrating Human Activities, Archeology, and the Paleo-Critical Zone Paradigm by Ferraro, Joseph V., Hoggarth, Julie A., Zori, Davide, Binetti, Katie M., Stinchcomb, Gary

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Editorial: The Role of the Paleo-Critical Zone in Shaping Quaternary Hominin Evolution by Stinchcomb, Gary E., Beverly, Emily J.

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Reconstruction of Late Pleistocene Paleoenvironments Using Bulk Geochemistry of Paleosols from the Lake Victoria Region by Beverly, Emily J., Peppe, Daniel J., Driese, Steven G., Blegen, Nick, Faith, J. Tyler, Tryon, Christian A., Stinchcomb, Gary E.

“…The impact of changing environments on the evolution and dispersal of Homo sapiens is highly debated, but few data are available from equatorial Africa. Lake…”
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Feedbacks among O2 and CO2 in deep soil gas, oxidation of ferrous minerals, and fractures: A hypothesis for steady-state regolith thickness by Kim, Hyojin, Stinchcomb, Gary, Brantley, Susan L.

“…O2 and CO2, the two essential reactants in weathering along with water and minerals, are important in deep regolith development because they diffuse to…”
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The influence of time on the magnetic properties of late Quaternary periglacial and alluvial surface and buried soils along the Delaware River, USA by Stinchcomb, Gary E., Peppe, Daniel J.

“…Magnetic susceptibility of soils has been used as a proxy for rainfall, but other factors can contribute to magnetic enhancement in soils. Here we explore…”
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The role of oak species in long-term soil P loss in a humid river bottomland by Stinchcomb, Gary E., El Masri, Bassil, Ferguson, Benedict

“…•Replicated experiment shows whole-soil P loss differs by forest type and drought tolerance.•Greater ET in post oak forests causes positive feedback in P…”
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Weathering of rock to regolith: The activity of deep roots in bedrock fractures by Hasenmueller, Elizabeth A., Gu, Xin, Weitzman, Julie N., Adams, Thomas S., Stinchcomb, Gary E., Eissenstat, David M., Drohan, Patrick J., Brantley, Susan L., Kaye, Jason P.

“…Many areas in the world are characterized by shallow soils underlain by weathered bedrock, but root-rock interactions and their implications for regolith…”
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Environmental controls on the hydrogen isotopic composition of volcanic glass from the Southern Afar rift, eastern Ethiopia by Jimenez-Rodriguez, Sebastian, Quade, Jay, Levin, Naomi E., Campisano, Christopher J., Stinchcomb, Gary E., Roman, Diana C., Bedaso, Zelalem

“…Hydrogen stable isotope values of hydrated volcanic glass as a proxy for the isotopic composition of past meteoric waters provide an opportunity for…”
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Feedbacks among O2 and CO2 in deep soil gas, oxidation of ferrous minerals, and fractures: A hypothesis for steady-state regolith thickness by Kim, Hyojin, Stinchcomb, Gary, Brantley, Susan L.

“…Not provided…”
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Feedbacks among O2 and CO2 in deep soil gas, oxidation of ferrous minerals, and fractures: A hypothesis for steady-state regolith thickness by Kim, Hyojin, Stinchcomb, Gary, Brantley, Susan L.

“…O2 and CO2, the two essential reactants in weathering along with water and minerals, are important in deep regolith development because they diffuse to…”
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CO2 drawdown and cooling at the onset of the Great Oxidation Event recorded in 2.45 Ga paleoweathering crust by Somelar, Peeter, Soomer, Sigrid, Driese, Steven G., Lepland, Aivo, Stinchcomb, Gary E., Kirsimäe, Kalle

“…The Archean atmosphere is thought to have been devoid of oxygen but, instead, containing high concentrations of greenhouse gases, such as CO2 and possibly CH4,…”
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The Paleoproterozoic Baraboo paleosol revisited: Quantifying mass fluxes of weathering and metasomatism, chemical climofunctions, and atmospheric pCO2 in a chemically heterogeneous protolith by Medaris, L. Gordon, Driese, Steven G., Stinchcomb, Gary E.

“…•Protolith compositional heterogeneities are addressed.•The Baraboo paleosol is chemically mature; CIA=97 and FIW=82.•Weathering mass flux was −4.8 mol/cm2;…”
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Alluvial landform and the occurrence of paleosols in a humid-subtropical climate have an effect on long-term soil organic carbon storage by Ferguson, Benedict, Lukens, William E., El Masri, Bassil, Stinchcomb, Gary E.

“…•SOC varied by alluvial bar, floodplain and terrace, in a humid-subtropical catchment.•Alluvial bars stored more SOC than floodplains, likely due to rapid…”
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