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The Phosphorus Cycle Fe Mark Gorenc Mason Edwards 998 330 14 20 980 310 58.

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Presentation on theme: "The Phosphorus Cycle Fe Mark Gorenc Mason Edwards 998 330 14 20 980 310 58."— Presentation transcript:

1 The Phosphorus Cycle Fe Mark Gorenc Mason Edwards

2 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

3 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


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