THE GEOGRAPHICAL ENVELOPE

Format: 16mm

Description: This basic educational movie is entitled "The Geographical Envelope". This term in the Russian geographical science is similar to Richard Hartshorne's "Earth's envelope" concept of the atmosphere, the earth's crust and the oceans, together with the living world. The film defines the concepts of lithosphere, atmosphere, hydrosphere and biosphere, and introduces the water, biological and the solid matter cycles. Then it speaks about the concept of the regional environments and enumerates some of the natural properties and processes these environments are subjected to. The later two thirds of t

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