Discussion Post: Environmental Science
• Describe the major inputs and outputs of the global phosphorus cycle including what are the biotic and abiotic reservoirs for the nutrient, how it transitions between the abiotic and biotic reservoirs, and how it cycles in the biosphere.
• Explain one way that humans are altering the cycle.
The response must include a reference list. Using Times New Roman 12 pnt font, double-space, one-inch margins, and APA style of writing and citations.