Energy Flow Systems Richard White's Organic Machine, and William Cronon's Changes in the Land, both examine environments as energy flow systems. The energy flow model was utilized by the authors to explain relationships within ecosystems. Richard White's thesis is to examine the river as an organic machine, as an energy system that, although modified by human intervention, maintains it's natural, its “unmade” qualities. White emphasizes on energy because it is a useful concept that can be easily understood. He says, “the flow of the river is energy, so is the electricity that comes from the dams that block that flow. Human labor is energy; so are the calories that are stored as fat by salmon for their journey upstream.” White notes that energy is as concrete as salmon, human bodies, and the Grand Coulee Dam. White wants his readers....

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Number Of Words: 1423

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