Depletion of Resources

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What are nonrenewable resources?

Back

Nonrenewable resources are natural resources that cannot be replenished in a short period of time. Examples include fossil fuels like coal, oil, and natural gas.

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Why is water considered a precious resource despite being abundant on Earth?

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Only a small fraction of the Earth's water is freshwater available for drinking and irrigation.

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What is an aquifer?

Back

An aquifer is an underground layer of permeable rock that holds groundwater, which can be extracted by drilling a well.

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What is ore?

Back

Ore is a rock that contains metals or minerals that are valuable and can be extracted for profit.

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What are fossil resources?

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Fossil resources are natural resources formed from the remains of ancient plants and animals, such as coal, oil, and natural gas.

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What is the water table?

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The water table is the upper surface of the zone of saturation in the ground, where the soil or rock is fully saturated with water.

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What is a watershed?

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A watershed is an area of land that drains rainwater and snowmelt into a common water body, such as a river, lake, or ocean.

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What is the greenhouse effect?

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The greenhouse effect is the warming of Earth's surface due to the trapping of heat by greenhouse gases in the atmosphere.

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What is the difference between renewable and nonrenewable resources?

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Renewable resources can be replenished naturally in a short period of time, while nonrenewable resources take millions of years to form.

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What are some examples of renewable resources?

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Examples of renewable resources include solar energy, wind energy, and biomass.