Contribution of Natural Biological Nitrogen Fixation (BNF) to terrestrial ecosystems

Range 100 - 290 Tg N/yr
Organism Biosphere
Reference Galloway et al., Nitrogen Cycles: Past, Present, and Future, Biogeochemistry September 2004, Volume 70, Issue 2, pp 153-226 p.161 3rd paragraph
Comments "[Researchers] suggest that annual global BNF contributed between 100 and 290 Tg N/yr to natural terrestrial ecosystems prior to large-scale human disturbance."
Entered by Uri M
ID 110433