Chapter 57 - Ecosystems - 57.3 - Food Webs Transfer Energy and Nutrients from Primary Producers to Consumers - 57.3 Recap - Learning Outcomes - Page 1236: 3

Human industry and technology have had profound effects on many of earth's biogeochemical cycles. For example, the release of sulfur oxides and sulfur aerosols through combustion has lead to a variety of problems, many of which directly affect human health. Similarly, by upsetting the natural exchanges of the nitrogen cycle, humans risk flooding the atmosphere with nitrogen and creating climates that are inhabitable for plants.

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