It could never be found until recently, in a fish tank a few floors below a university microbiology department: one single organism able to perform the complete process of nitrification.

But different microbes have distinct roles to play, and environmental factors influence activity. Under our feet, in the soil, is a wealth of microbial activity. Just like humans have different ...

The authors have discovered that nitrite-oxidizing organisms can convert cyanate (an oxidation product of cyanide and a decomposition product of urea) into ammonium (the protonated form of ammonia) ...

Nitrous oxide is a powerful greenhouse gas. Its global warming potential can be up to 300 times that of CO2 over a 100-year period. Globally, more than half of man-made nitrogen oxide emissions come ...