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Papers and Reports
Brown and Caldwell engineers and scientists are technical and thought leaders in the environmental sector. Meet the people who have been advancing innovation for more than 75 years.

Per- and polyfluoroalkyl substances in untreated and treated sludge/biosolids from 27 water resource recovery facilities across the United States and Canada
Authors:Shubhashini Oza, Hui Li, Qingguo Huang, John W. Norton, Lloyd J. Winchell, Martha J. M. Wells, Thomas Nangle, Natalia Perez, Dan DeLaughter, Jan M. Hauser, Malcolm Taylor, Zonetta E. English, Mike Melnyk, Phuong Truong, Katherine Y. Bell
Water Environment Research

Multi-class machine learning classification of PFAS in environmental water samples: a blinded test of performance on unknowns
Authors:Tohren C. G. Kibbey, Denis M. O'Carroll, Andrew Safulko, Greg Coyle
Environmental Science: Advances

Fate of perfluoroalkyl and polyfluoroalkyl substances (PFAS) through two full-scale wastewater sludge incinerators
Authors:Lloyd Winchell, Martha J. M. Wells, John J. Ross, Farokh Kakar, Ali Teymouri, Dana J. Gonzalez, Ky Dangtran, Scott M. Bessler, Shane Carlson, Xavier Fonoll Almansa, John W. Norton Jr, Katherine Y. Bell
Water Environment Research
Recent Papers and Reports
- Per- and polyfluoroalkyl substances in untreated and treated sludge/biosolids from 27 water resource recovery facilities across the United States and Canada
- Vacuum evaporation coupled with anaerobic digestion for process intensification and ammonia recovery: Model development, validation and scenario analysis
- Microplastics from different viewpoints
- Using Artificial Intelligence and Machine Learning Operations in the Water Industry
- Multi-class machine learning classification of PFAS in environmental water samples: a blinded test of performance on unknowns
- Kinetics of chlorine and chloramine reactions in reverse osmosis permeate and their impact on radical formation during UV/chlorine advanced oxidation for potable reuse
- Development of an innovative technology using side stream vacuum evaporation for anaerobic digestion intensification and ammonia recovery
- Fate of perfluoroalkyl and polyfluoroalkyl substances (PFAS) through two full-scale wastewater sludge incinerators
- An Evaluation of Biosolids Management in Maine and Recommendations for the Future
- Pathways and Barriers to Corporate Water Stewardship in the Colorado River Basin