Produced water from fracture flowback is initially composed mostly of stimulation water, but over time evolves to larger percentages of subsurface brines with unique chemical signatures. Time-lapse ...

Salt marshes form part of the widely distributed intertidal landscape. The salt marshes of the East Frisian barrier island Langeoog (NW Germany) belong to the barrier-connected salt marsh type and ...

Although microbes are known to influence karst (carbonate) aquifer ecosystem-level processes, comparatively little information is available regarding the diversity of microbial activities that could ...