Eliot Atekwana's Publications



Office:    103F Noble Research Center
Phone:   1.405.744.9247
Fax:        1.405.744.7841

PhD:        1996 Western Michigan University
M.S.         1987 Howard University
B.S.          1984 University of Maryland


Publications Peer Reviewed Archival Journal Articles and Book Chapters (*denotes student author)

Peer Reviewed Archival Journal Articles and Book Chapters
1.    *Abongwa P.T., Atekwana, E.A., 2013. Assessing the temporal evolution of dissolved inorganic carbon in waters exposed to atmospheric CO2(g): A laboratory approach. Journal of Hydrology 505, 250–265.
2.    *Akoko, E., Atekwana, E.A., Cruse, A.M., Molwalefhe, L. Masamba, W.R.L., 2013. River-wetland interaction and carbon cycling in a semi-arid riverine system: The Okavango Delta, Botswana. Biogeochemistry 114, 359-380, DOI:10.1007/s10533-012-9817-x.
3.    *Mosley-Bufford K., Atekwana, E.A., Abdelsalam, M.G., Shemang, E. Atekwana, E.A., Mickus, K., Moidaki, M., Modisi M.P., Molwalefhe L., 2012, Geometry and faults tectonic activity of the Okavango Rift Zone, Botswana: Evidence from magnetotelluric and electrical resistivity tomography imaging, Journal of African Earth Science DOI:10.1016/j.jafrearsci.2012. Top most downloaded/read articles
4.    *Simkins, L.M., Simms, A.R., Cruse, A.M., *Troiania, T., Atekwana, E.A., Puckette, J., Yokoyama, Y., 2012. Correlation of early and mid-Holocene events using magnetic susceptibility in estuarine cores from bays along the northwestern Gulf of Mexico. Palaeogeography, Palaeoclimatology, Palaeoecology, 346–347, 95–107.
5.    *Ali, H.N., Atekwana, E.A., 2011. The effect of sulfuric acid neutralization on carbonate and stable carbon isotope evolution of shallow groundwater. Chemical Geology 284, 217-228, doi:10.1016/j.chemgeo.2011.02.023.
6.    Atekwana, E.A., Meints, F., Krishnamurthy, R.V., 2010. A versatile glass tube cracker for transfer of gases from sealed glass tubes for stable isotope ratio and chemical analyses. Rapid Communications in Mass Spectrometry 24, 3219-3220.
7.    Abdel Aal, G.Z., Atekwana, E.A., Atekwana, E.A., 2010. Effect of bioclogging in porous media on complex conductivity signatures. Journal of Geophysical Research 115, G00G07, doi:10.1029/2009JG001159.
8.    *Persellin, C.J., Gregg, J.M., Shelton, K.L., Somerville, I.D., Atekwana, E.A., 2010. Base metal sulfide mineralization in Lower Carboniferous strata. Northwest Ireland. Exploration and Mining Geology 19, 35-54.
9.    Atekwana, E.A. and Atekwana, E.A., 2009, Biogeophysical signatures of hydrocarbon contaminated sites, Surveys in Geophysics, doi: 10.1007/s10712-009-9089-8.
10.    Atekwana, E.A. and Fonyuy E.W., 2009, Dissolved inorganic carbon concentrations and stable carbon isotopes ratios in streams polluted by variable amounts of acid mine drainage. Journal of Hydrology 372, 136–148. doi:10.1016/j.jhydrol.2009.04.010.
11.    *Che-Alota V., Atekwana, E.A, Atekwana, E.A, Sauck, W.A., Werkema D.D., 2009, Temporal geophysical signatures due to contaminant mass remediation. Geophysics 74, P.B113–B123, 10.1190/1.3139769
12.    *Ali H.N., Atekwana E.A., 2009, Effect of progressive acidification on stable carbon isotope of dissolved inorganic carbon in surface waters. Chemical Geology 260, 102-111, doi:10.1016/j.chemgeo.2008.12.008.
13.    *Fonyuy, E.W., Atekwana, E.A., 2008, Dissolved inorganic carbon evolution and stable carbon isotope fractionation in acid mine drainage impacted streams: Insights from a laboratory study. Applied Geochemistry 23, 2634-2648, doi: 10.1016/j.apgeochem.2008.05.012.
14.    *Fonyuy, E.W., Atekwana, E.A., 2008, Effects of Acid mine drainage on dissolved inorganic carbon and stable carbon isotopes in receiving streams. Applied Geochemistry 23, 743–764.
15.    *Allen, J.P., Atekwana, E.A., Atekwana, E.A., Duris, J.W., Werkema, D.D., Rossbach, S., 2007, Changes in microbial community structure of petroleum contaminated sediments are reflected in geophysical signatures. Applied and Environmental Microbiology 73, 2860-2870.
16.    *Davis, C. A., Atekwana, E. Atekwana, E.A., Slater, L. D., Rossbach S., Mormile, M. R., 2006, Microbial growth and biofilm formation in geologic media is detected with complex conductivity measurements. Geophysical Research Letters 33, doi:10.1029/2006GL027312.
17.    Atekwana, E.A., Werkema, D.D., Atekwana, E.A., 2006, Biogeophysics: The effects of microbial processes on geophysical properties of the shallow subsurface, In: H. Vereecken et al. (eds.) Applied Hydrogeophysics, NATO Science Series IV, Earth and Environmental Sciences 71, 161–193.
18.    Atekwana, E.A., Atekwana, E., Legall, F.D., and Krishnamurthy, R.V., 2005, Biodegradation and mineral weathering controls on bulk electrical conductivity in a shallow hydrocarbon contaminated aquifer. Journal of Contaminant Hydrology 80, 149-167.
19.    Atekwana, E.A., Atekwana, E.A., Legall, F.D., and Krishnamurthy, R.V., 2004, Field evidence for geophysical detection of microbial activity. Geophysical Research Letters 31, doi:10.1029/2004GL21576.
20.    Atekwana, E.A., Atekwana, E.A., Werkema, D.D., Allen, J.P., Smart, L.A., Duris, J.W., Cassidy, D.P., Sauck, W.A., and Rossbach, S., 2004, Evidence for microbial enhanced electrical conductivity in hydrocarbon-contaminated sediments. Geophysical Research Letters 31, L23501, doi:10.1029/2004GL021359.
21.    Atekwana, E.A., Krishnamurthy, R.V., 2004, Extraction of dissolved inorganic Carbon (DIC) in natural waters. Chapter 10, p 203-228. In P.A. de Groot (ed.) Handbook of Stable Isotope Analytical Techniques, Elsevier.
22.    Atekwana, E.A., Atekwana, E.A., Rowe, R.S., Werkema, D.D., Legall, F.D., 2004, Total dissolved solids in groundwater and its relationship to bulk conductivity of soils contaminated with hydrocarbon. Journal of Applied Geophysics 56, 281-294.
23.    *Abdel Aal, G.Z., Atekwana, E.A., Slater, L.D., Atekwana E.A., 2004, Effects of microbial processes on electrolytic and interfacial electrical properties of unconsolidated sediments. Geophysical Research Letters 31 (12) L12505, doi:10.1029/2004GL020030.
24.    Atekwana, E.A., Richardson, D.S., 2004, Geochemical and isotopic evidence of a groundwater source in the Corral Canyon meadow complex, central Nevada, USA. Hydrological Processes 18, 2801-2815. doi:10.1002/hpy.1495.
25.    Atekwana, E.A., Krishnamurthy, R.V., 2004, Investigating landfill-impacted groundwater seepage into headwater streams using stable carbon isotopes. Hydrological Processes 18, 1915-1926 doi:10.1002/hpy.1457.
26.    Atekwana, E.A., Werkema, D.D, Duris, J.W., Rossbach, S., Atekwana, E.A., Sauck, W.A, Cassidy, D.P Means, J., Legall F.D. 2004, In-situ apparent conductivity measurements and microbial population distribution at a hydrocarbon-contaminated site. Geophysics 69, 56–63.
27.    Atekwana, E.A., Tedesco, L.P., Jackson, L.R., 2003, Dissolved inorganic carbon (DIC) and hydrologic mixing in a sub-tropical riverine estuary, Southwest Florida, USA. Estuaries 26, 1391-1400.
28.    Krishnamurthy, R.V., Schmitt, D.M., Atekwana, E.A., Baskaran, M., 2003, Isotopic investigations of carbonate growth on concrete structures. Applied Geochemistry, 18, 435-444.
29.    Cassidy, D.P, Hudak, A.J., Werkema, D.D., Atekwana, E.A., Rossbach, S., Duris, J.W., Atekwana, E., Sauck, W.A., 2002, In-situ Rhamnolipid production at an abandoned petroleum refinery by Pseudomonas Aeruginosa. Journal of Soil and Groundwater Contamination 11, 769-787.
30.    Bogatsu, Y.G., Atekwana, E.A., Ekosse, G.E., Atekwana, E.A., Totolo, O., 2001, Landfill-groundwater-stream interaction and pollution. Botswana Notes and Records 32, 159-164.
31.    Fang, J., Barcelona, M.J., Krishnamurthy, R.V., Atekwana, E.A., 2000, Stable carbon biogeochemistry of a shallow sand aquifer contaminated with fuel hydrocarbons. Applied Geochemistry 15, 157-169.
32.    Atekwana, E.A., Krishnamurthy, R. V., 1998, Seasonal variations of dissolved inorganic carbon and 13C of surface waters: Application of a modified gas evolution technique. Journal of Hydrology 205, 265-278.
33.    Krishnamurthy, R.V., Atekwana, E.A., Guha, H., 1997, A simple, inexpensive carbonate-phosphoric acid reaction method for the determination of the 13C and 18O of carbonates. Analytical Chemistry 69, 4256, 4258.
34.    *Nascimento C., Atekwana, E.A., Krishnamurthy, R.V., 1997, Concentrations and isotope ratios of dissolved inorganic carbon in denitrifying environments. Geophysical Research Letters 24, 1511-1514.
35.    Atekwana, E.A., Agendia, P.L., Atekwana, E.A., Fonkou, T.H., 1995, Wetland vegetation colonization and expansion in small impoundments in Yaounde, Cameroon, West Africa. Wetlands 15, 354-364.
36.    Schwartzman, D.W., Stieff, L., Kasim, M., Kombe, E., Atekwana, E., Johnson, J., Schwartzman, K., 1991, An ion-exchange model of Pb-210 and lead uptake in a foliose lichen - Application to quantitative monitoring of airborne lead fallout. Science of the Total Environment 100, 319-336.

Technical Reports
1.    Tedesco, L.P., Atekwana, E.A., Filippelli, G., Licht, K., Shrake, L.K., Hall, B.E., Pascual, D.L., *Latimer, *Raftis, R., Sapp, D., Lindsey, G., Maness, R., Pershing, D., Peterson, D., Ozekin, K., Mysore, C., Prevost, M., 2003, Water quality and nutrient cycling in three Indiana watersheds and their reservoirs: Eagle Creek/Eagle Creek Reservoir, Fall Creek/Geist Reservoir and Cicero Creek/Morse Reservoir. Central Indiana Water Resources Partnership, CEES Publication 2003-01, IUPUI, Indianapolis, IN, 163 p.
2.    Atekwana, E.A., 2001, Stable isotopic analyses of ground and surface water from the KS Bearing facility, Greensburg, Indiana. CEES Publication 01-01, 12p.
3.    Tedesco, L.P., Atekwana, E.A., Barr, R.C., Hall, B.E. 2001, Field trip to the White River riparian restoration site and the Lilly ARBOR project: 9th National Non-Point Source Monitoring Workshop: CEES Publication 01-02, 16p.
4.    Barr, R.C., Atekwana, E.A., Tedesco, L.P., Hall, B.E., Barr, H., Hernly, F.V. 2001, An environmental assessment of the Ritchey Woods Natural area: CEES Publication 01-03, 147p.
5.    Miller, J.R., Jewett, D.G., Atekwana, E.A., 2000, Instream flow requirements for supporting riparian ecosystems in unpland watersheds of central Nevada: an integrated study. A Report to the Stream Systems Technology Center. Contract no. 28-CCS7-028.

Scientific Proceedings and Field Trip Guides
1.    Atekwana, E.A., Atekwana, E.A.,*Rowe, R.S., 2003, Relationship between total dissolved solids and bulk conductivity at a hydrocarbon-contaminated Aquifer, SAGEEP’03, San Antonio TX, Paper CON06.
2.    *Burton, M.E., Atekwana, E.A., Atekwana, E.A., 2003, Mineral grain surface observations at a hydrocarbon-contaminated aquifer:  implications for the geoelectrical properties of soils SAGEEP’03, San Antonio TX, Paper CON09.
3.    Atekwana, E.A., Tedesco, L.P. 2001, A potential method for monitoring hydrologic restoration effectiveness in estuaries in SW Florida using dissolved inorganic carbon to identify water sources and to quantify hydrologic mixing. Estuarine Research Federation 2001 Florida Field Trip Guide, p13-15.

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