- Words: 5769
- Length: 21 Pages
- Topic: Geography
- Paper #: 76841378
The biosphere consists of all living organisms on the planet. The atmosphere, hydrosphere and lithosphere function collectively to provide he environment which sustains the biosphere. These four spheres interact to create ecological systems. These ecosystems, as they are called, are groups of organisms and the nonliving environment which they exist in.
In the process of living and working in an area, people modify the landscape to suit their purposes or