The South & Southwest HSRC was recently recently renewed by the U.S. Environmental Protection Agency (EPA). The following four projects are the initial research studies funded under the new center. Download the free QuickTime player to view video progress reports provided below.

1. Bioturbation and Bioavailability of Residual, Desorption-Resistant Contaminants
Investigators: Danny D. Reible, J.W. Fleeger, and John Pardue of Louisiana State University; and Mason Tomson, Rice University.

• Research Brief (2004)
• 2004 report
• 2003 report
• 2002 report
• 2003 video report
• Initial plan

2. Contaminant Release During Removal and Resuspension
Investigators: Mason Tomson and Amy T. Kan, Rice University; and Louis J. Thibodeaux, Louisiana State University.

• LSU research: 2004 report | 2003 report | 2002 report | 2002 video report
• Rice research: 2004 report | 2003 report | 2002 report | 2002 report tables | Video report
• Research Brief (2003)
• Initial plan

3. In-Situ Containment and Treatment: Engineering Cap Integrity and Reactivity
Investigators: Joseph B. Hughes, Georgia Institute of Technology; Mark Wiesner, Rice University; Billy Edge, Texas A&M University; and K.T. Valsaraj, Louisiana State University.

• 2004 reports: Georgia Tech | Rice | Texas A&M
• 2003 report
• Research Brief (2003)
• LSU research: 2002 report | 2002 video report
• Rice research: 2002 report
• Texas A&M research: 2002 report | 2002 video report
• Initial plan

4. Phytoremediation in Wetlands and Confined Disposal Facilities
Investigators: John H. Pardue, Louisiana State University, Joseph B. Hughes, Georgia Institute of Technology; Jerry Schnoor, University of Iowa; and Chandra Theegala, Southern University.

• 2004 report
• 2003 report
• Research Brief (1/03)
• 2002 report
• 2002 video report
• Initial plan

Related Research Projects at Other HSRCs

Dewatering, Remediation, and Evaluation of Dredged Sediments, Midwest HSRC
Investigators: Paul Schwab, Lee Newman, Krishnakumar Nedunuri, and Kathy Banks (Purdue University, University of South Carolina, and Central State University)

Fate and Transport of Metals and Sediment in Surface Water, Rocky Mountain Regional HSRC.
Investigators: Pierre Julien, Chester Watson, and Brian Bledsoe Colorado State University.

Research Demonstration Programs

Anacostia River Advanced Capping Technology Demonstration Project

• Research Brief (2004)
• Research Brief (2002)

HSRC Phase-1 Projects (1991-2001)

• Anaerobic Biodegradation of 2,4,6_Trinitrotoluene and Other Nitroaromatic Compounds by Clostridium Acetobutylicum
• Application of Biotechnology in Bioremediation of Contaminated Sediments
• Bioavailability of Desorption Resistant Hydrocarbons in Sediment-Water Systems
• Bioremediation of Contaminated Sediments and Dredged Material
• Bioremediation of Sediments Contaminated with Polyaromatic Hydrocarbons
• Bioremediation of Sediments: PVAMU Faculty and Student Participation in Technology Development and Transfer
• Characterization of Laguna Madre Contaminated Sediments
• Characterization of PAH's Degrading Bacteria in Coastal Sediments
• Contaminant Transport Across Cohesive Sediment Interfaces
• Controls on Metals Partitioning in Contaminated Sediments
• Coupled Biological and Physicochemical Bed-Sediment Processes
• Desorption of Nonpolar Organic Pollutants from Historically Contaminated Sediments and Dredged Materials
• Development of an Integrated Optic Interferometer for In_Situ Monitoring of Volatile Hydrocarbons
• Dynamic Aspects of Metal Speciation in the Miami River Sediments in Relation to Particle Size Distribution of Chemical Heterogeneity
• Effect of Natural Dynamic Changes on Pollutant-Sediment Interaction
• Evaluation of Physical-Chemical Methods for Rapid Assessment of the Bioavailability of Moderately Polar Compounds in Sediments
• Evaluation of Placement and Effectiveness of Sediment CapsExperimental and Detailed Mathematical Modeling of Diffusion of Contaminants in Fluids
• Freshwater Bioturbators in Riverine Sediments as Enhancers of Contaminant Release
• Interactive Roles of Microbial and Spartina Populations in Mercury Methylation Processes in Bioremediation of Contaminated Sediments in Salt-Marsh Systems
• Investigation of Chemical Transport from Contaminated Sediments through Porous Containment Structures
• Investigation on the Fate and Biotransformation of Hexachlorobutadiene and Chlorobenzenes in a Sediment-Water Estuarine System
• Mobility and Transport of Radium from Sediment and Waste Pits
• Mobilization and Fate of Inorganic Contaminant due to Resuspension of Cohesive Sediment
• Long-term Release of Pollutants from Contaminated Sediment Dredged Material
• Particle Transport and Deposit Morphology at the Sediment/Water Interface
• Phytoremediation of TNT-Contaminated Soil and Groundwaters
• Pollutant Fluxes to Aquatic Systems via Coupled Biological and Physicochemical Bed-Sediment Processes
• Remediation of TNT-Contaminated Soil by Cyanobacterial Mat
• Role of Competitive Adsorption of Suspended Sediments in Determining Partitioning and Colloidal Stability
• Role of Particles in Mobilizing Hazardous Chemicals in Urban Runoff
• Sediment-Based Remediation of Hazardous Substances at a Contaminated Military Base
• Sediment Resuspension and Contaminant Transport in an Estuary
• Source Identification, Transformation, and Transport Processes of N-, O- and S-Containing Organic Chemicals in Wetland and Upland Sediments
• Uptake of Metal Ions from Aqueous Solutions by Sediments

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