Harmful pathogens and compounds must be removed from wastewater before it can be discharged to the environment or used for irrigation, and many source waters need salts removed to make them potable…
European carp have decimated native fish species in the Murray-Darling River…
Cyanobacteria (blue-green algae) which float in reservoirs have been studied for decades because when they bloom, the very high cell numbers cause a problem for water treatment plant (WTP) operators, who have to remove the cells, toxins, and taste and odour compounds they produce…
The filters in some water treatment plants have a biofilm of bacteria which degrades and removes cyanotoxins…