Biogeochemical Cycles

Biogeochemical Cycles


The carbon cycle is


of nitrogen by bacteria


to the nitrogen cycle are


Did you know that nitrogen


The nitrogen cycle


Nitrogen Cycle


Nitrogen Cycle


nitrogen cycle


In another part of the cycle


Simplified Nitrogen Cycle in


Nitrogen Cycle


Nitrogen Cycle


Carbon and Nitrogen Cycle


Biogeochemical Cycles


The Nitrogen Cycle


The Aquarium Nitrogen Cycle


In most ecosystems nitrogen is


Nitrogen Cycle