The anaerobic oxidation of ammonia (anammox) is an important pathway in the nitrogen cycle that was only discovered ... convert ammonia to nitrogen in the complete absence of oxygen.

“Prior to the Industrial Revolution, nitrogen would cycle tightly within ecosystems. Through human activities, we are converting inert forms of nitrogen into reactive forms, like inorganic fertilizer, ...

Maybe not. But the New York Times still should have talked to some organic farmers to get their opinion on how to prevent a Malthusian future of fertilizer scarcity.

Because of that, the nitrogen cycle has been identified as the most ... soil purification to climate change research. "An efficient complete ammonia oxidizer, such as Nitrospira inopinata, may ...

Thus, this circulation of carbon is known as the slow carbon cycle. Similar to carbon, nitrogen is a necessary component of biological molecules. Some of these molecules include amino acids and ...

Finally, denitrifying bacteria complete the loop by removing nitrate from ecosystems ... leading her into the study of how bacteria influence the ocean’s nitrogen cycle. For the past two decades, Ward ...

This happens in a process called the urea cycle. Your baby’s liver makes things called enzymes that turn waste nitrogen into urea ... severe than in babies with complete UCD.