Compléter Geography definitionsVersion en ligne Definitions of several concepts: biosphere, atmosphere, lithosphere, hydrosphere, cryosphere. par Alfonso Poza 1 water Hydrosphere life caps oceans gaseous Cryosphere Biosphere glaciers frozen snow Atmosphere : the part of the earth's crust , waters , and atmosphere that supports . The ecosystem comprising the entire earth and the living organisms that inhabit it . : the envelope surrounding the earth . : the on or surrounding the surface of the globe , including the water of the and the water in the atmosphere . : is those portions of Earth's surface where water is in solid form , including sea ice , lake ice , river ice , cover , high mountain , ice , ice sheets , and ground ( which includes permafrost ) .