Wastewater effluent benefits some species
That is the finding of biologists at Goethe University Frankfurt, who say effluents from wastewater treatment plants have a dual effect: some species disappear, while others increase in number. The impact of effluent is especially noticeable with certain insect species, such as stonefly and caddisfly larvae, which are decimated. By contrast, certain worms and crustaceans, […]