North Carolina regulators have ordered the chemical company Chemours, spun off by DuPont in 2015, to take additional steps to prevent pollution from PFAS chemicals from entering the Cape Fear ...

“Municipal” waste dumps have existed in the western world since at least 500 B.C., 1 but it was not until landfills began to be built according to established guidelines that the concept of engineered ...

alternative to pump-and-treat systems, or it might enhance the effectiveness of pump-and-treat technology for waste site cleanup. One cannot install a barrier and leave it unmonitored after only a few ...

Hydraulic structures, including dams, barrages and levee systems, are critical for water resource management, flood control, and irrigation. Integral to their design is the implementation of cutoff ...

This presentation explores the role of microorganisms in the engineered barrier system of a deep geological repository (DGR) for used nuclear fuel, with a focus on bentonite clay and surrounding ...