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21 Jan 2023
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Land, additionally called dry land, floor, or earth, is the stable terrestrial floor of earth no longer submerged through the sea or every different frame of water. It makes up 29% of earth"s floor and consists of all continents and islands. Earth"s land surface is nearly entirely included via the use of regolith, a layer of rock, soil, and minerals that paperwork the outer part of the crust. Land plays crucial roles in earth"s weather machine and is involved in the carbon cycle, nitrogen cycle, and water cycle. One 1/3 of land is covered in timber, every different 0. 33 is used for agriculture, and. 10% is included in everlasting snow and glaciers. Land terrain varies extensively and includes mountains, deserts, plains, plateaus, glaciers, and unique landforms. In physical geology, the land is divided into two most important training: mountain levels and relatively flat interiors known as cratons. Both are formed over tens of millions of years via plate tectonics.

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