 |  Introduction to Geography, 8/e Arthur Getis,
San Diego State University
Judith Getis
Jerome D. Fellmann,
University of Illinois, Urbana-Champaign
Human Impact on the Environment
Objectives:After reading and studying this chapter you should be able to:
1.
Define the three constituent elements of the earth's atmosphere.
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Understand the concept of a food chain and be able to trace the passage of elements through one.
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Deconstruct the hydrologic cycle into its component processes.
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Identify the various types of water pollution, their sources and impacts on the environment.
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Identify the sources of air pollution, their specific environmental impact and possible solutions.
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Understand the various ways in which human activity modifies landforms, soils and climate.
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Identify the primary and secondary effects of soil erosion and the measures currently used to retard or stop
them.
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Define and give an example of biological magnification and understand its implications for humans.
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Understand the impacts of exotic species, deforestation and use of insecticides on numbers and distribution of
plants and animals.
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Identify sources of solid and hazardous wastes and the locational problems associated with current and
proposed methods of their disposal.
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| | | 11.
To understand why international agreements are needed to prevent the spread of global air pollution.
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2002 McGraw-Hill Higher Education