EnvThes
deprecated concept
biogeochemical cycling
biogeochem cycles
biochemical cycles
[GEMET] Movement of chemical elements in a circular pathway, from organisms to physical environment, back to organisms. The process is termed a nutrient cycle if the elements concerned are trace elements, which are essential to life. A biogeochemical cycle occurs when vegetation decomposes and minerals are incorporated naturally in the humus for future plant growth
biogeochemical cycle