Colourful animation depicts the formation, through geological ages, by fire and water, wind and ice, of the Earth's crust which holds our wealth of minerals, oil, coal, arable land, and even our water power.
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Colourful animation depicts the formation, through geological ages, by fire and water, wind and ice, of the Earth's crust which holds our wealth of minerals, oil, coal, arable land, and even our water power.
