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Water. While the earth may be mostly water, only about 2-1/2 percent of it is fresh water. ...
Air. Clean air is necessary for the existence of life on this planet. ...
Coal. Coal is estimated to be able to last less than 200 more years. ...
Oil. ...
Natural gas. ...
Phosphorus. ...
Other Minerals. ...
Iron.
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Examples of natural resources are air, water, wood, oil, wind energy, natural gas, iron, and coal.
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