Denitrification, the anaerobic microbial conversion of nitrate (NO 3 −), a common water pollutant, to nitrogen (N) gases, is often high in the soil of natural wetlands. In areas where natural wetlands...
The 50,000-square-kilometre Seal River watershed in northern Manitoba is one of the largest ecologically intact watersheds in the world. Teeming with biodiversity, its conservation value is almost...