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 ...

The Nitrogen Cycle Let’s begin our discussion of the N cycle in a typical ... nitrate can be converted to a gas by microbes and lost to the atmosphere through a process called denitrification.

The details of the processes that took place on Earth billions ... UK—investigated the nitrogen cycle in ancient stromatolites, i.e., sedimentary rocks of organic origin. The ancient rocks ...

A new electrochemical technique published in the journal Nature Catalysis now proposes to separate urea from urine in its solid form via a greener, less energy-consuming process. This method converts ...

Nitrification is the process that converts ammonia to nitrite and then to nitrate and is another important step in the global nitrogen cycle. Most nitrification occurs aerobically and is carried ...