Invited Symposia and Workshop Presentations

  • “Geoenvironmental Engineering & Sustainability: Outlook.” Workshop on Emerging Geoenvironmental Engineering Technologies & Sustainability, Indian Institute of Technology (BHU) & Indian Geotechnical Society Varanasi, Varanasi, August 16, 2019.
  • “Geoenvironmental Engineering, Sustainability and Resiliency.” International Workshop on Advances in Geoenvironmental Engineering and Sustainability, IGS Patna Chapter, August 3, 2019.
  • “Sustainability and Resiliency in Geotechnical Engineering.” Richard J. Finno Symposium on Geotechnical Engineering, Northwestern University, Evanston, IL, July 20, 2019.
  • “Climate Change, Resiliency, and Sustainability: Broader Challenges to Urban Planning and Infrastructure.” Workshop on Planning and Construction of Sustainable Cities, National University of Córdoba, Córdoba, Argentina, May 28, 2019.
  • “Infrastructure Sustainability Assessment Tools: LEED, Envision & LCA.” Workshop on Planning and Construction of Sustainable Cities, National University of Córdoba, Córdoba, Argentina, May 29, 2019.
  • “Framework to Integrate Sustainability into Civil and Environmental Engineering Projects.” Workshop on Planning and Construction of Sustainable Cities, National University of Córdoba, Córdoba, Argentina, May 30, 2019.
  • “Green and Sustainable Remediation of Polluted Sites.” Workshop on Planning and Construction of Sustainable Cities, National University of Córdoba, Córdoba, Argentina, May 31, 2019.
  • “Perspectives on Solid Waste Management and Waste Dumps.” Workshop on Urban Waste Management, Indian Institute of Technology Delhi, December 12, 2017.
  • “Sustainable Biochar-amended Soil Cover Systems for Landfill Gas Mitigation.” Geological, Mining, and Geotechnical Engineering 2nd Technical Conference and Alumni Reunion, University of Wisconsin-Madison, Madison, WI, September 14, 2017
  • “Application of Life Cycle Assessment to Geotechnical and Geoenvironmental Projects.” Purdue Geotechnical Society Workshop Program, Purdue University, West Lafayette, IN, April 21, 2017
  • “Coupled Hydro-Bio-Mechanical Modeling of Bioreactor Landfills: New Modeling Framework and Research Challenges.” US-India Workshop on Establishing Linkages between Geoenvironmental Practices and Sustainability, Chicago, August 18, 2016.
  • “Geophysical Imaging of Landfill Interiors: Examples from Northern Illinois, USA.” US-India Workshop on Establishing Linkages between Geoenvironmental Practices and Sustainability, Chicago, August 18, 2016. (With Phil Carpenter, NIU)
  • “Bioengineered Systems and Role of Geochemistry: New Research Developments.” US-Japan Workshop on Geoenvironmental Engineering, August 14, 2016.
  • “Fundamental Research on Geochemical Processes for the Development of Resilient and Sustainable Geosystems.” NSF Workshop on Geotechnical Fundamentals in the Face of New World Challenges, Washington, D.C., July 16, 2016.
  • “Sustainable Biocover System for Methane Oxidation in Landfills.” Department of Civil Engineering, Federal University of Rio Grande do Sul (UFRGS), Porto Alegre, RS, Brazil, November 14, 2015.
  • “Sustainable Stormwater Infrastructure,” Water After Borders Summit, University of Illinois at Chicago, April 24, 2015.
  • “PCBs in Soils and Their Remediation.” Workshop on a Persistent Pollutant: PCBs and Their Impact on Illinois, Illinois Sustainability Technology Center, Chicago, Illinois, September 17, 2014.
  • “Evaluation of Biochar as a Potential Filter Media for the Removal of Mixed Contaminants from Urban Stormwater Runoff.” Midwest Biochar Conference, Champaign, Illinois, August 8, 2014.
  • “Bioreactor Landfills: State-of-the-Practice & Research Challenges.” Symposium on Landfill Engineering: Perspectives and Practices, Indian Institute of Technology Hyderabad, India. August 5, 2013.
  • “Development of Biochar-amended Soil Cover for Landfill Gas Mitigation.” Illinois Biochar Group Meeting, Urbana, IL. November 7, 2011.
  • “Green and Sustainable Remediation: Incorporating in Curricula.” Interstate Technology & Regulatory Council, Fall Meeting, Denver, CO. October 28, 2011.
  • “Contaminated Site Remediation Using Nanotechnology.” Nanoscience Working Group, University of Illinois at Chicago, Chicago, IL, April 24, 2007.
  • “Remedial Options for Contaminated Sediments.” Symposium on Contaminated Sediments: Challenges and Opportunities, ACS National Meeting, Chicago, IL, March 29, 2006.
  • “Transport of Modified Reactive Nanoscale Iron Particles in Subsurface Soils.” U.S. EPA Workshop on Nanotechnology for Site Remediation, Chicago, IL, September 6, 2006.
  • “Electrochemical Remediation of Mixed Contaminants in Soils.” 27th Annual Midwest Environmental Chemistry Workshop, University of Wisconsin, Madison, WI, October 17, 2004.
  • “Subsurface Contaminant Remediation: Regulations and Case Studies.” Workshop on Remediation of Contaminated Soils and Groundwater in Korea, Jeju, Korea, September 25, 2003.
  • “Mathematical Modeling of Air Sparging.” Symposium on Emerging Technologies in Hazardous Waste Management, 224th ACS National Meeting, Boston, MA, August 19, 2002.
  • “Chelated Iron in Fenton-Like Oxidation of Organic Contaminants in Soils.” Symposium on Emerging Technologies in Hazardous Waste Management, 224th ACS National Meeting, Boston, MA, August 19, 2002.
  • “Electrokinetic Remediation Modeling Incorporating Geochemical Reactions.” Symposium on Emerging Technologies in Hazardous Waste Management, 224th ACS National Meeting, Boston, MA, August 18, 2002.
  • “Remediation of DNAPLs in Groundwater using In-Situ Air Sparging.” The 6th International Symposium on Environmental Geotechnology and Global Sustainable Development, Seoul, Korea, July 5, 2002.
  • “Technologies for the Remediation of Mercury-Contaminated Soils.” The 6th International Symposium on Environmental Geotechnology and Global Sustainable Development, Seoul, Korea. July 3, 2002.
  • “Transmissivity Behavior of Shredded Scrap Tire Drainage Layer in Landfill Cover System.”6th International Symposium on Environmental Geotechnology and Global Sustainable Development, Seoul, Korea, July 3, 2002.
  • “Protection of Geomembranes from Mechanical Damage.” Short Course on Constructing with PVC Geomembranes.” PVC Geomembrane Institute, Naperville, IL, July 21, 2000.
  • “Removal of HOCs from Heterogeneous Soils Using Electrokinetically Enhanced Surfactant/Cosolvent Flushing.” Symposium on Emerging Technologies: Waste Management in the 21st Century, American Chemical Society, San Francisco, CA, March 29, 2000.
  • “Integrated Electrokinetic Technology for the Remediation of Contaminated Soils and Groundwater.” Symposium on Environmental Science & Technology, University of Illinois at Chicago, Chicago, IL, February 16, 2001.
  • “Field Assessment of Air Sparging for Remediation of LUST Sites.” Environmental Professionals of Iowa Fall Symposium, Ames, IA, November 17, 2000.
  • “Electrokinetic Remediation of Low Permeability Soils Contaminated by Polycyclic Aromatic Hydrocarbons.” ASTM Symposium, Reno, NV, January 25, 2001.
  • “Geochemistry of Chromium during Electrokinetic Remediation.” 4th International Symposium on Environmental Geotechnology and Global Sustainable Development, Boston (Danvers), MA, August 11, 1998.
  • “Speciation of Heavy Metals in Clays during Electrokinetic Remediation.” ACS I&EC Special Symposium, Pittsburgh, PA, September 16, 1997.
  • “The Effect of Grain Size Distribution on Air Sparging Efficiency.” Fourth International Symposium on In Situ and On-Site Bioremediation, New Orleans, LA, April 29, 1997.
  • “Geochemical Characterization of Heavy Metals in Clays during Electrokinetics.” Committee on Physicochemical Phenomenon in Soils, Transportation Research Board Meeting, Washington, D.C, January 14, 1997.
  • “Electrokinetic Removal of Chromium from Glacial Clays.” Eighth International IGT Symposium on Gas, Oil, and Environmental Biotechnology, Colorado Springs, CO, December 1995.
  • “New Applications of Shredded Scrap Tires and Glass Cullet in Civil Engineering.” OSWR Solid Waste Research Symposium, Rosemont, IL. March 29, 1995.
  • “Seismic Performance Evaluation of Solid Waste Landfills in Illinois.” OSWR Solid Waste Research Symposium, Rosemont, IL. March 28, 1995.
  • “Development of Rational Design Method for Landfill Liner Protective Soil Cover.” OSWR Solid Waste Research Symposium, Rosemont, IL. March 28, 1995.
  • “Contaminant Transport through Landfill Composite Liners.” OSWR Solid Waste Research Symposium, Rosemont, IL. March 28, 1995.
  • “Deformation Characteristics of Landfill Composite Liners under Incremental Refuse Loading Conditions.” OSWR Solid Waste Research Symposium, Rosemont, IL March 28, 1995.