Nitrogen is one of the primary nutrients critical for the survival of all living organisms. Although nitrogen is very abundant in the atmosphere, it is largely inaccessible in this form to most ...

Nitrogen removal from wastewater has become the focus of the regulating agencies. In the US, some local restrictions in the southeast, the Chesapeake Bay around Washington, DC, and the Long Island ...

Nitrification is a microbially mediated aerobic biological process in the nitrogen cycle whereby reduced inorganic nitrogen (primarily ammonium, NH₄⁺) is oxidized to nitrate (NO₃⁻) via nitrite (NO₂⁻).