The Nature Index 2025 Research Leaders — previously known as Annual Tables — reveal the leading institutions and countries/territories in the natural and health sciences, according to their output in ...

Researchers have developed a simplified, sustainable method of converting sewage sludge from wastewater treatment into high-value activated carbon that can be used in a wide range of industrial and ...

Renewable energy company Green Development is proposing a new sludge processing plant in North Kingstown, Rhode Island. The facility would use a high-heat process called pyrolysis to turn wastewater ...

The anaerobic digestion process is influenced by a variety of operation parameters such as sludge rheology, mixing, temperature, solid retention time (SRT), hydraulic retention time (HRT), and solids ...