Chlorine could increase antimicrobial resistance

Conventional wastewater disinfection using chlorine could facilitate the spread of antimicrobial resistance in bacteria. Treating some types of wastewater with ultraviolet (UV) light instead could be part of the solution, ...

Tiny pharmaceuticals in the environment

Fear is a bad counselor. In the comic book series "Asterix," the Gaul chief Vitalstatistix may be afraid that the sky may fall on his head. In the real world, however, risks should be assessed with a clear mind. To ensure ...

Ecological fertilizer from wastewater nutrients

Wastewaters contain large amounts of phosphorus and nitrogen, which are valuable nutrients. Aalto University's NPHarvest process enables recovery of these nutrients as clean ammonium sulfate and sludge containing phosphorus ...