Dr. Tanja Stratmann’s project, titled “Nitrogen Cycling in Modern Sponges with Clues About Their Role in Past Oceans” (SPYCLING for short), focuses on marine sponges as representatives of the oldest ...

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 ...

In the nitrogen cycle, phytoplankton and other marine plants turn nitrate (NO 3) into organic nitrogen during photosynthesis. The organic nitrogen sinks into the deep ocean, where microbes "eat" the ...

Following years of attention to surplus nitrogen in the environment, our evolving understanding has led to new concerns about nitrogen insufficiency in areas of the world that do not receive ...