Dr. Farhat specializes in the assessment and remediation of local and regional groundwater aquifer systems, fate and transport modeling, computer assisted tomography, infrared remote sensing, and Fourier transform infrared spectroscopy. She received a Ph.D. in Environmental Sciences and Engineering from the University of North Carolina at Chapel Hill. Dr. Farhat is the primary author of the “Matrix Diffusion Toolkit”, "Mass Flux Toolkit", and “Source History Tool” developed by GSI for the Environmental Security Technology Certification Program (ESTCP); the "SourceDK Remediation Timeframe Decision Support System Model" developed by GSI for the Air Force Civil Engineer Center; and the developer of the “GSI Mann-Kendall Toolkit”.