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Scienze Naturali (4509)
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Even though there are now more than 7 billion people on Earth, we can't change the planet's orbit.
It is an educational content of CK-12 Foundation (to access some of the CK-12 contents you must be log ...
How winds erode surfaces and form various terrain features.
It is an educational content of CK-12 Foundation (to access some of the CK-12 contents you must be logged in).
Describes erosion in landforms caused by waves.
It is an educational content of CK-12 Foundation (to access some of the CK-12 contents you must be logged in).
Covers different kinds of erosion by surface water.
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Describes erosion of rock caused by groundwater.
It is an educational content of CK-12 Foundation (to access some of the CK-12 contents you must be logged in).
Terrain features caused by glacial erosion.
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How mining affects the environment.
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How mining affects the environment.
It is an educational content of CK-12 Foundation (to access some of the CK-12 contents you must be logged in).
Hipervinculo Ciencias de la Tierra y Medioambiente
Energy use in the U.S. and a comparison of oil use amongst the top oil-using nations.
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How fuel can be produced from biological materials.
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