A simple fish stock assessment model applied to over 500 years of catch data demonstrated that if Canadian authorities had allowed for the rebuilding of the stock of northern Atlantic cod off ...

Wastewater carries large quantities of organic substances into the rivers and lakes, leading to heavy growth of bacteria and oxygen deficiency. Measurement methods have so far been incapable of ...

When wastewater from villages and cities flows into rivers and lakes, large quantities of fats, proteins, sugars and other carbon-containing, organic substances wind up in nature together with the ...