Search Results - "Dethier, David"

From on high: Geochemistry of alpine springs, Niwot Ridge, Colorado Front Range, USA by Fields, Jordan F., Dethier, David P.

“…Snowmelt‐fed springs and small (0.5 km2) upland catchments in alpine areas of the western United States contribute significantly to the quantity and inorganic…”
Get full text

A multimillion-year-old record of Greenland vegetation and glacial history preserved in sediment beneath 1.4 km of ice at Camp Century by Christ, Andrew J., Bierman, Paul R., Schaefer, Joerg M., Dahl-Jensen, Dorthe, Steffensen, Jørgen P., Corbett, Lee B., Peteet, Dorothy M., Thomas, Elizabeth K., Steig, Eric J., Rittenour, Tammy M., Tison, Jean-Louis, Blard, Pierre-Henri, Perdrial, Nicolas, Dethier, David P., Lini, Andrea, Hidy, Alan J., Caffee, Marc W., Southon, John

“…Understanding the history of the Greenland Ice Sheet (GrIS) is critical for determining its sensitivity to warming and contribution to sea level; however, that…”
Get full text

Thirty‐year trends in acid deposition and neutralization in two headwater catchments, northwestern Massachusetts, USA by Dethier, David P., Wieman, Scott T., Racela, Jason

“…Long‐term decreases in acidic precursors have changed the chemistry of precipitation and streamflow in two moderately to well‐buffered, forested headwater…”
Get full text

Snowmelt-Driven Seasonal Infiltration and Flow in the Upper Critical Zone, Niwot Ridge (Colorado), USA by Dethier, David P., Williams, Noah, Fields, Jordan F.

“…The hydrology of alpine and subalpine areas in the Colorado Front Range (USA) is evolving, driven by warming and by the alteration of precipitation patterns,…”
Get full text

Asymmetric hillslope erosion following wildfire in Fourmile Canyon, Colorado by Abrahams, Edward R., Kaste, James M., Ouimet, William, Dethier, David P.

“…Infrequent, high‐magnitude events cause a disproportionate amount of sediment transport on steep hillslopes, but few quantitative data are available that…”
Get full text

Deglaciation of northwestern Greenland during Marine Isotope Stage 11 by Christ, Andrew J, Rittenour, Tammy M, Bierman, Paul R, Keisling, Benjamin A, Knutz, Paul C, Thomsen, Tonny B, Keulen, Nynke, Fosdick, Julie C, Hemming, Sidney R, Tison, Jean-Louis, Blard, Pierre-Henri, Steffensen, Jørgen P, Caffee, Marc W, Corbett, Lee B, Dahl-Jensen, Dorthe, Dethier, David P, Hidy, Alan J, Perdrial, Nicolas, Peteet, Dorothy M, Steig, Eric J, Thomas, Elizabeth K

“…Past interglacial climates with smaller ice sheets offer analogs for ice sheet response to future warming and contributions to sea level rise; however,…”
Get full text

Anthropocene Landscape Change and the Legacy of Nineteenth- and Twentieth-Century Mining in the Fourmile Catchment, Colorado Front Range by Dethier, David P., Ouimet, William B., Murphy, Sheila F., Kotikian, Maneh, Wicherski, Will, Samuels, Rachel M.

“…Human impacts on earth surface processes and materials are fundamental to understanding the proposed Anthropocene epoch. This study examines the magnitude,…”
Get full text

Using the accumulation of CBD-extractable iron and clay content to estimate soil age on stable surfaces and nearby slopes, Front Range, Colorado by Dethier, David P., Birkeland, Peter W., McCarthy, James A.

“…In many transport-limited environments, morphology, pedogenic iron and clay content provide a basis for estimating the exposure age of soils and associated…”
Get full text

Geomorphic inferences from regolith thickness, chemical denudation and CRN erosion rates near the glacial limit, Boulder Creek catchment and vicinity, Colorado by Dethier, David P., Lazarus, Eli D.

“…Granitic regolith, developed in the Boulder Creek catchment and adjacent areas, records a history of deep weathering, some of which may predate Quaternary…”
Get full text

Longevity and progressive abandonment of the Rocky Flats surface, Front Range, Colorado by Riihimaki, Catherine A., Anderson, Robert S., Safran, Elizabeth B., Dethier, David P., Finkel, Robert C., Bierman, Paul R.

“…The post-orogenic evolution of the Laramide landscape of the western U.S. has been characterized by late Cenozoic channel incision of basins and their adjacent…”
Get full text

Magnesium isotope fractionation during granite weathering by Brewer, Aaron, Teng, Fang-Zhen, Dethier, David

“…The Mg isotope compositions of weathering profiles developed on granite and granodiorite bedrock have been analyzed to investigate Mg isotope behavior during…”
Get full text

Gradients of geochemical change in relic charcoal hearth soils, Northwestern Connecticut, USA by Donovan, Sally, Ignatiadis, Mary, Ouimet, William, Dethier, David, Hren, Michael

“…•Soils from 18th–20th century charcoal hearths were analyzed across Connecticut, USA.•Available phosphorus is more than 200% lower in hearths soils than…”
Get full text

Erosion and channel changes due to extreme flooding in the Fourmile Creek catchment, Colorado by Wicherski, Will, Dethier, David P., Ouimet, William B.

“…Infrequent, large magnitude geomorphic events generate quantifiable change on geologically short timescales and are crucial to understanding landscape…”
Get full text

Soils on Historic Charcoal Hearths: Terminology and Chemical Properties by Hirsch, Florian, Raab, Thomas, Ouimet, William, Dethier, David, Schneider, Anna, Raab, Alexandra

“…Core Ideas Charcoal hearth remains are a widespread legacy of historic iron production. Soils on charcoal hearth remains are a carbon sink. Soils on charcoal…”
Get full text

Thirty‐year trends in acid deposition and neutralization in two headwater catchments, northwestern M assachusetts, USA by Dethier, David P., Wieman, Scott T., Racela, Jason

“…Abstract Long‐term decreases in acidic precursors have changed the chemistry of precipitation and streamflow in two moderately to well‐buffered, forested…”
Get full text

Architecture of relict charcoal hearths in northwestern Connecticut, USA by Raab, Thomas, Hirsch, Florian, Ouimet, William, Johnson, Katharine M., Dethier, David, Raab, Alexandra

“…Relict charcoal hearths are round or elliptical earthen platforms up to 11 m in diameter and a widespread feature of historical industry that supplied charcoal…”
Get full text

A multimillion-year-old record of Greenland vegetation and glacial history preserved in sediment beneath 1.4 km of ice at Camp Century by Christ, Andrew J., Bierman, Paul R., Schaefer, Joerg M., Dahl-Jensen, Dorthe, Steffensen, Jørgen P., Corbett, Lee B., Peteet, Dorothy M., Thomas, Elizabeth K., Steig, Eric J., Rittenour, Tammy M., Tison, Jean-Louis, Blard, Pierre-Henri, Perdrial, Nicolas, Dethier, David P., Lini, Andrea, Hidy, Alan J., Caffee, Marc W., Southon, John

“…Understanding the history of the Greenland Ice Sheet (GrIS) is critical for determining its sensitivity to warming and contribution to sea level; however, that…”
Get full text

A multi-million-year-old record of Greenland vegetation and glacial history preserved in sediment beneath 1.4 km of ice at Camp Century by Christ, Andrew J, Bierman, Paul R, Schaefer, Joerg M, Dahl-Jensen, Dorthe, Steffensen, Jørgen P, Corbett, Lee B, Peteet, Dorothy M, Thomas, Elizabeth K, Steig, Eric J, Rittenour, Tammy M, Tison, Jean-Louis, Blard, Pierre-Henri, Perdrial, Nicolas, Dethier, David P, Lini, Andrea, Hidy, Alan J, Caffee, Marc W, Southon, John

Get full text

Subsurface architecture of the Boulder Creek Critical Zone Observatory from electrical resistivity tomography by Leopold, Matthias, Völkel, Jörg, Huber, Juliane, Dethier, David

“…ABSTRACT The architecture of the critical zone includes the distribution, thickness, and contacts of various types of slope deposits and weathering products…”
Get full text

Spatial and temporal variations in meteoric super(10)Be inventories and long-term deposition rates, Colorado Front Range by Ouimet, William, Dethier, David, Bierman, Paul, Wyshnytzky, Cianna, Shea, Neil, Rood, Dylan H

“…Atmospherically-derived cosmogenic nuclides such as meteoric super(10)Be offer great potential in Quaternary science because they can be used as landform…”
Get full text