If we choose to live near convergent plate boundaries, we can build buildings that can resist earthquakes, and we can evacuate areas around volcanoes when they threaten to erupt. Yes, convergent boundaries are dangerous places to live, but with preparation and watchfulness, the danger can be lessened somewhat.
Nitrification, as stated above, is formally a two-step process; in the first step ammonia is oxidized to nitrite, and in the second step nitrite is oxidized to nitrate. Different microbes are responsible for each step in the marine environment.
Medical Definition of NITRIFICATION. : the oxidation (as by bacteria) of ammonium salts to nitrites and the further oxidation of nitrites to nitrates.See nitrification defined for kids.ADVERTISEMENT.edical Definition of NITRIFICATION. : the oxidation (as by bacteria) of ammonium salts to nitrites and the further oxidation of nitrites to nitrates.