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The 'Earth's Spheres' relates to the division of the Earth into broadly four interacting spheres:

★ Hydrosphere

★ Biosphere

★ Lithosphere

★ Atmosphere
Other interpretations of this model of the Earth include the following additional spheres:

★ Pedosphere (Soil)

★ Geosphere

★ Anthroposphere

★ Cryosphere (Sometimes included in the hydrosphere)