Natural Resources and Processes

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Natural Resource

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Materials from the Earth that people use, like water, air, trees, and minerals

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Extract

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To remove or take something out, like getting oil from the ground or taking gold from rocks.

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Mining

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The process of digging into the Earth to find and take out valuable materials like metals, coal, or minerals.

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Renewable Resource

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A resource that can be used again and again because it is naturally replaced, like sunlight or wind.

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Ore

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A type of rock that contains valuable minerals or metals that can be taken out and used.

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Porosity

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The tiny holes or spaces inside a material, like rock or soil, that can hold water or air.

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Groundwater Overdraft

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When too much water is taken from underground sources, like wells, and it can't be replaced fast enough.

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Desalination

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The process of removing salt from seawater to make it drinkable or usable.

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Subduction Zone

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A place where one part of the Earth's crust slides under another, usually causing earthquakes or volcanic activity.

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Permeability

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How easily a material, like soil or rock, allows water or other liquids to pass through it.