23. Use the diagram below of the global nitrogen cycle to answer the following q

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23. Use the diagram below of the global nitrogen cycle to answer the following questions. Note: for the nutrient cycle diagrams, I do NOT want you to memorize pools and fluxes, I DO want you to be able to read and interpret a cycle diagram Recent research at UC Davis has suggested the diagram below is inaccurate. Describe how we would need to alter the diagram (remove existing pools and/or fluxes and/or create new ones) in order to reflect these new findings a. Liventock, agriouture Natural depcsition Sols 100 b. Which of the fluxes are anthropogenic (caused by humans)? How do these fluxes compare in magnitude to the natural fluxes? and rods 400.000.000 IFE: THE SCVENCE OF BIOLOGY e,Figure 57.137 Describe a pathway by which a molecule of nitrogen in the atmosphere could move through both terrestrial and aquatic pools and then return to the atmosphere. c.

Explanation / Answer

a)

b)

c)

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