Professor of Physics and Environmental Science
  • Conducting a Ground-Penetrating-Radar survey at Hammonasset State Park, CT

  • Soil samples after a prescribed fire

  • Running the vibrating Sample Magnetometer

  • A prescribed fire in oak savanna, Hitchcock nature Center, IA

Publications

All articles are either linked to pdf’s or the original journal. If you would like a reprint, please let me know.
Underlined authors are undergraduate students.


Lake-landscape connections at the forest-tundra transition of northern Manitoba.
Umbanhowar Jr, C.E., Camill, P., Edlund, M.B., Geiss, C.E., Henneghan, P., Passow, K., 2014.  Inland Waters, 5(1), 57-74, (2015)

Does Timing or Location Matter? The Influence of Site Variability and Short-Term Variations in Precipitation on Magnetic Enhancement in Loessic Soils.
Geiss, C. E.
, Geoderma. 10.1016/j.geoderma.2014.03.020, (2014)

Grass Fires – an Unlikely Process to Explain the Magnetic Properties of Prairie Soils.
Roman, Stephani A., W. C. Johnson and C. E. Geiss.,Geophysical Journal International doi: 10.1093/gji/ggt349. (2013)

Investigation of river flow alterations using environmental flow assessment and hydrologic indices: Tajan River watershed, Iran
Ghanbarpour, M.R., Zolfaghari, S., Geiss, C.E. & Darvari, Z., International Journal of River Basin Management`, DOI: 10.1080/15715124.2013.823978.

Contrasting changes in surface waters and barrens over the past 60 years for a subarctic forest-tundra site in northern Manitoba based on remote sensing imagery
Umbanhowar Jr, C., Camill, P., Edlund, M., Geiss, C., Durham, W., Kreger, D., Molano, W., Raskob, C., Stocker, M., Tvera, A. & Williams, J., Canadian Journal of Earth Sciences, 50, 967-977 (2013)

Holocene climate change and landscape development from a low-Arctic tundra lake in the western Hudson Bay region of Manitoba, Canada
Camill, P., Umbanhowar Jr, C.E., Geiss, C.E., Hobbs, W.O., Edlund, M.B., Shinneman, A.C., Dorale, J.A. & Lynch, J., J. Paleolimnol., 48, 175-192 (2012)

Magnetic analyses of soils from the Wind River Range, Wyoming, constrain rates and pathways of magnetic enhancement for soils from semiarid climates
Quinton, E.E.
, Dahms, D.E. & Geiss, C.E., Geochem. Geophys. Geosyst., 12, doi: 10.1029/2011GC003728 (2011)

Centennial eolian cyclicity in the Great Plains, USA: A dominant climate pattern of wind transport over the past 4000 years?
Schwalb, A., Dean, W.E., Fritz, S.C., Geiss, C.E. & Kromer, B., Quat. Sci. Rev., 29, 2325-2339 (2010)

Direct estimates of pedogenic magnetite as a tool to reconstruct past climates from buried soils.
Geiss, C.E., Ramon Egli, C. William Zanner,
J. Geophys. Res., 113, B11102, doi:10.1029/2008JB005669, (2008)

Time dependent IRM acquisition as a tool to quantify the abundance of ultra-fine superparamagnetic magnetite in loessic soils.
Tamara A. Machac, C. William Zanner and Christoph E. Geiss,
Geophys. J. Int. ,169, 483–489 doi: 10.1111/j.1365-246X.2007.03355.x, (2007)

Sediment magnetic signature of climate in modern loessic soils from the Great Plains
Christoph E. Geiss and C. William Zanner, Quaternary International,
doi:10.1016/j.quaint.2006.10.035, (2006)

How abundant is pedogenic magnetite? Abundance and grain-size estimates for loessic soils based on rock-magnetic analyses.
Christoph E. Geiss and C. William Zanner, Journal of Geophysical Research, 111, B12S21, doi:10.1029/2006JB004564, (2006)

Rock-magnetic, chemical and bacterial community analysis of a modern soil from Nebraska
Yohan Guyodo, Timothy M. LaPara, Amy J. Anschutz, R. Lee Penn, Subir K. Banerjee, Christoph E. Geiss, C. William Zanner, Earth and Planetary Science Letters, 251, p. 168-178, (2006)

Asymmetric vegetation responses to mid-Holocene aridity at the prairie–forest ecotone in south-central Minnesota
Charles E. Umbanhowar Jr., Philip Camill , Christoph E. Geiss , Rebecca Teed, Quaternary Research, 66, p. 53-66,, (2006)

Signature of magnetic enhancement in a loessic soil in Nebraska, United States of America
Christoph E. Geiss, C. William Zanner, Subir K. Banerjee, Joanna Minott, Earth and Planetary Science Letters, 228, p. 355-367, (2004)

Sediment-Magnetic Signature of Land-use and Drought as Recorded in lake Sediment from South-Central Minnesota, U.S.A.
Christoph E. Geiss, Subir K. Banerjee, Philip Camill, Charles E. Umbanhowar Jr., Quaternary Research, 62 (2), p. 117-125, (2004)

Late Glacial and Holocene Climatic Effects on Fire and Vegetation Dynamics at the Prairie-Forest Ecotone in South-Central Minnesota.
Philip Camill, Charles E. Umbanhowar, Jr., Rebecca Teed, Christoph E. Geiss, Leah Dvorak, Jon Kenning, Kristina Walkup, and Jessica Aldinger, Journal of Ecology, 91, p. 822-836, (2003)

A Holocene – late Pleistocene Geomagnetic Inclination Record from Grandfather Lake, SW Alaska
Christoph E. Geiss, Subir K. Banerjee, Geophysical Journal International, 153, p. 497 – 507, (2003)

Sediment Magnetic Properties Reveal Holocene Climate Change Along the Minnesota Prairie-Forest Ecotone.
Christoph E. Geiss, Charles E. Umbanhowar, Phil Camill, Subir K. Banerjee, J. of Paleolimnology, 30 (2), p. 151 – 166, (2003)

The use of Mineral Magnetic Parameters to Characterise Archaeological Ochres
Mooney, S.D, C. Geiss and M. A. Smith,  J. of Archeol. Sci.,
30, p. 511-523, (2002)

Comparison of two Interglacial Records from the Midwestern U.S.A.
Christoph E. Geiss, Subir K. Banerjee, Physics and Chemistry of the Earth, 24, p.793-798, (1999)

A Multi-Parameter Rock Magnetic Record of the Last Glacial-Interglacial Paleoclimate From South-Central Illinois, USA
Christoph E. Geiss, Subir K. Banerjee, Earth and Planetary Science Letters, 152, p.203-216, (1997)

Magnetic domain observations on magnetite and titanomagnetite grains (0.5 – 10 mm)
Geiss, C.E., Heider, F. & Soffel, H.C.,
Geophysical Journal International, 124, p. 75-88, (1996)

Rock magnetic investigations of basalts from the southern Kerguelen Plateau
Heider, F., C.E. Geiss, D.J. Dunlop, H. Inokuchi, Proceedings of the Ocean drilling program, Scientific Results, 120, 79-87, (1992)