Cannabis Sativa October 12, 2016October 12, 2016 thcscience_admin The main article for this category is Biogeochemical cycle. Subcategories This category has only the following subcategory. C Carbon cycle (10 P) Pages in category "Biogeochemical cycle" The following 40 pages are in this category, out of 40 total. This list may not reflect recent changes. Biogeochemical cycleA Actinorhizal plant Aluminum cycle Arsenic cycleB Boron cycleC Cadmium cycle Calcium cycle Chemical cycling Chlorine cycle Chromium cycle Climate change mitigation Copper cycleF Ferrallitisation Fluorine cycle Forest floorG Geotraces Gold cycleH Human impact on the nitrogen cycle Hydrogen cycleI Iodine cycle Iron cycleL Lead cycle Lithium cycleM Manganese cycle Marine biogeochemical cycles Mercury cycleN Nitrogen cycleO Oxygen cycle Ozone–oxygen cycleP Phosphorus cycle Potassium cycleR Reactive nitrogen Residence time Rock cycleS Selenium cycle Silica cycle Sulfur cycleV Vanadium cycleW Water cycleZ Zinc cycle