Articles

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Algae Grown on Dairy and Municipal Wastewater for Simultaneous Nutrient Removal and Lipid Production for Biofuel Feedstock (with Ian Woertz, A. Feffer, and Tryg Lundquist), Journal of Environmental Engineering (2009)

Algae grown on wastewater media are a potential source of low-cost lipids for production of...

 

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Chemical Composition of Groundwater Hydrocarbon Mixtures Before and After Aerobic Biodegradation (with Eileen Mick and Kevin Crossley), Proceedings of the 9th International In Situ and On-Site Bioremediation Symposium in Baltimore, MD (2007)
 

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Final Report: Production of Biodiesel From Algae Applied to Agricultural Wastewater Treatment (with Adam Feffer, Andrew Kean, Tryg Lundquist, Walter Mark, Linda Vanasupa, Sam Vigil, and Ian Woertz), Presented at the EPA Sustainability Exposition (2007)
 

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Kinetics of Mn(II) oxidation by Leptothrix discophora SS1 (with Jinghao Zhang, Leonard W. Lion, Michael L. Shuler, and William C. Ghiorse), Geochimica et Cosmochimica Acta (2002)

The kinetics of Mn(II) oxidation by the bacterium Leptothrix discophora SS1 was investigated in this...

 

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Adsorption of Pb and Cd Onto Metal Oxides and Organic Material in Natural Surface Coatings as Determined by Selective Extractions: New Evidence for the Importance of Mn and Fe Oxides (with Deming Dong, Leonard W. Lion, Michael L. Shuler, and Whilliam C. Ghiorse), Water Research (2000)

Surface coatings (biofilms and associated minerals) were collected on glass slides in the toxic surface...

 

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Lead Binding to Metal Oxide and Organic Phases of Natural Aquatic Biofilms (with Leonard W. Lion, Michael L. Shuler, and William C. Ghiorse), Limnology & Oceanography (1999)

The role of the composition of surface-coating materials in controlling trace metal adsorption in aquatic...

 

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Production of Biogenic Mn Oxides by Leptothrix discophora SS-1 in a Chemically Defined Growth Medium and Evaluation of Their Pb Adsorption Characteristics (with Leonard W. Lion, William C. Ghiorse, and Michael L. Shuler), Applied and Environmental Microbiology (1999)

Biogenic Mn oxides were produced by the bacterium Leptothrix discophora SS-1 (= ATCC 3182) in...

 

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Model for Trace Metal Exposure in Filter-Feeding Flamingos at Alkaline Rift Valley Lake, Kenya (with Ramesh J. Thampy, Gideon K. Motelin, Jackson A. Raini, Cynthia J. DiSante, and Leonard W. Lion), Environmental Toxicology and Chemistry (1998)

Abstract—Toxic trace metals have been implicated as a potential cause of recent flamingo kills at...

 

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Determination of Iron Colloid Size Distribution in the Presence of Suspended Cells: Application to Iron Deposition onto a Biofilm Surface (with Waihung Lo, Leonard W. Lion, Michael L. Shuler, and William C. Ghiorse), Water Research (1996)

Transport and deposition of colloidal Fe, Mn and Al oxides play key roles in the...

 

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Lead Distribution in a Simulated Aquatic Environment: Effects of Bacterial Biofilms and Iron Oxide (with Waihung Lo, Leonard W. Lion, Michael L. Shuler, and William C. Ghiorse), Water Research (1995)

Biofilms influence the transport and fate of heavy metals in aquatic environments both directly by...

 

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Vinyl Chloride Biodegradation with Methanotrophic Attached Films (with William J. Jewell), Journal of Environmental Engineering (1993)

Methanotrophic degradation of vinyl chloride (VC) is investigated using a laboratory-scale methanotrophic attached-film expanded-bed (MAFEB)...

 

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Methanotrophic Bacteria for Nutrient Removal from Wastewater: Attached Film System (with William J. Jewell and Mark S. Wilson), Water Environment Research (1992)

It was hypothesized that nutrient removal from wastewater could be achieved by using methane oxidizing...

 

Conference Proceedings

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Diluent Hydrocarbon Biodegredation in Laboratory Microcosms Using Anoxic Eletctron Acceptors (with Meghann Chell and Laleh Rastagarzadeh), Proceedings of the 9th International Conference on In Situ and On-Site Bioremediation: Baltimore, MD (2007)

Abstract of Paper Presented at Conference.

 

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Recyclability Index for Automobiles (with Alexander Tsuji, Andrew Kean, and Samuel A. Vigil), Proceedings of the 99th Annual Meeting and Exhibition of the Air and Waste Management Association: New Orleans, LA (2006)

A rating system was developed to quantify the environmental impacts of light-duty motor vehicles at...

 

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Biodegradation and Toxicity of Hydrocarbons along Vertical Transects in a Groundwater Plume (with Andrew Lassen, Christopher L. Kitts, Paul Lundegrad, and Gonzalo Garcia), Proceedings of the 5th International Conference on Remediation of Chlorinated Recalcitrant Compounds: Monterey, CA (2006)

Abstract of paper presented at conference.

 

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Biodegradation of Hydrocarbons Assisted by Arroyo Willows in Controlled Mesocosms Conducted at the Former Guadalupe Oil field (with Kevin Crossley), 5th International Conference on Remediation of Chlorinated Recalcitrant Compounds, Monterey, CA (2006)

Abstract of paper presented at conference.

 

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Biotreatment of Synthetic Drill-Cutting Waste in Soil (with Laleh Rastegarzadeh and Todd G. Ririe), Proceedings of the 5th International Conference on Remediation of Chlorinated Recalcitrant Compounds: Monterey, CA (2006)

Oil and gas drilling operations create drill cutting wastes around the world. Drill cutting waste...

 

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Weathering Effects on Biodegradation and Toxicity of Hydrocarbons in Groundwater (with Marie G. Dreyer and Christopher L. Kitts), Proceedings of the 8th International Conference on In Situ and On-Site Bioremediation: Baltimore, MD (2005)

This study examined the effect of weathering on hydrocarbon biodegradation and toxicity at a former...

 

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Biodegradation of Weathered Hydrocarbons in Laboratory Microcosms and Soil Columns Simulating Natural Attenuation Field Conditions (with C. Robin Cunningham and Paul Lundegard), Proceedings of the 8th International Conference on In Situ and On-Site Bioremediation: Baltimore, MD (2005)

Abstract of paper presented at conference.

 

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Microbial Activity of Soil Following Steam Treatment (with Barbara Orchard, Lynne Maloney, Christopher L. Kitts, and Paul Lundegard), Proceedings of the 8th International Conference on In Situ and On-Site Bioremediation: Baltimore, MD (2005)

The effect of steam treatment on subsurface aerobic and anaerobic microbial communities was investigated using...

 

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Investigation of Hydrocarbon Phytoremediation Potential of Lupinus Chamissonis in Laboratory Microcosms (with Wendy Martin and Kenneth Hoffman), The 2004 Water Environment Federation Conference: New Orleans, LA (2004)

Controlled laboratory microcosms were used to research the phytoremediation potential of lupines (Lupinus chamissonis) for...

 

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Biodegradability and Toxicity of Hydrocarbon Leachate From Land Treatment Units (with Sandy L. Scott), Proceedings of the Fourth International Conference on Remediation of Chlorinated and Recalcitrant Compounds: Monterey, CA (2004)

The biodegradability of leachate from the land treatment of hydrocarbon-contaminated soil was investigated in the...

 

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Biological Feasibility and Optimization of Biosparging at a Hydrocarbon-Contaminated Site (with Jason G. Waudby), Proceedings of the Fourth International Conference on Remediation of Chlorinated and Recalcitrant Compounds (2004)

The purpose of this study was to identify any biological/chemical factors which may be limiting...

 

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Characterization of Aerobic and Anaerobic Microbial Activity in Hydrocarbon-Contaminated Soil (with Lynne C. Maloney and Christopher L. Kitts), Proceedings of the Fourth International Conference on Remediation of Chlorinated and Recalcitrant Compounds: Monterey, CA (2004)

Microbial activity in hydrocarbon-contaminated soil was characterized and quantified to determine the potential for natural...

 

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Optimization of High-Strength Hydrocarbon Biodegradation Using Respirometry (with Bunkim G. Chokshi), Proceedings of the Seventh International In Situ and On-Site Bioremediation Symposium (2003)

Laboratory respirometry experiments were conducted on mixtures of soil and oily sludge to estimate biodegradation...

 

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Phytostimulation of Hydrocarbon Biodegradation By Arroyo Willows in Laboratory Microcosms (with Kenneth M. Hoffman), Proceedings of the Seventh International Conference on In Situ and On-Site Bioremediation (2003)

Controlled laboratory microcosms with and without Arroyo Willows (Salix lasiolepis) were used to elucidate potential...

 

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Enhanced Biodegradation of Hydrocarbon Contaminants Using Photocatalytic Pretreatment (with Chad E. Green, Anita Stansberry, and Jeff Sczechowski), In situ Aeration and Aerobic Remediation (2001)

Photocatalysis was investigated as a pretreatment for hydrocarbon groundwater contamination at an abandoned oil field...