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World Resources
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World Map
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Natural Resources Natural resources are materials in the natural environment that people value and use to satisfy their needs.
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Two Types of Natural Resources
Renewable Resources: resources that are constantly being regenerated or replaced by the environment. Examples: Water and Soil. Nonrenewable Resources: Resources that cannot be replaced once they have been used. For example, the most important fossil fuels: coal, oil, and natural gas, which are formed from the remains of ancient plants and animals.
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Depending on Fossil Fuels
Nearly all modern industrialized countries, including the United States, depend heavily on fossil fuels. Supplies are diminishing Over half the worlds known oil supply is located in just a few countries in Southwest Asia. At the present rate, oil could run out in less than a century.
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Other Energy Sources Nuclear Energy: produced by fission- the splitting of uranium atoms in a nuclear reactor to release their stored energy. Water Power: uses the energy of falling water to move machinery or generate electricity. Geothermal energy: energy that comes from the earth’s internal heat. Solar energy: energy produced by the sun.
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Distribution of Resources
Resources are not being distributed evenly around the world, which in return affects where people live, what sorts of economic activities they persue, and the trade networks that they develop. Populations often migrate to high resource areas. Or resources are shipped to areas of demand.
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