The Phosphorus Cycle Fe Mark Gorenc Mason Edwards
Background Important for life functions Building block of bones and teeth in apatite Binds DNA and RNA Limiting factor in plants Human use of fertilizer Peak Phosphorus
The Numbers Residence Time = Reservoir Capacity / Flux ReservoirMass (Tg)Flux (Tg/yr)Residence Time (yr) Sediments 2 x x 10 8 Soils 2 x Shallow Waters 1 x Mineable 1 x Deep Waters 2.8 x Land Biota 2.6 x Water Biota