Examine Changes in Management and Production During the Early Twentieth

question 43

Essay

Examine changes in management and production during the early twentieth century.

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Definitions:

Phosphorus Sink

An ecosystem or part of an ecosystem that absorbs more phosphorus than it releases, often leading to phosphorus accumulation.

Mineable Phosphate Rocks

Rock formations that contain substantial amounts of phosphate minerals, which are mined for use as fertilizers and other chemical products.

Marine Sediments

Deposits of organic and inorganic particles that accumulate on the ocean floor.

Denitrification

The conversion of nitrate (NO3) to nitrogen gas (N2) by certain bacteria (denitrifying bacteria) in the soil; part of the nitrogen cycle.