Earth's Biosphere

The biosphere is a closed system which includes all the other ecosystems. It is a self-regulating system. It encompasses all living beings and their interaction with the elements of the lithosphere, hydrosphere, geosphere and atmosphere. The main characteristics of the biosphere are the continuous cycle of matter and the flow of solar energy. All of the living organisms of the biosphere depend on water. The biotic components of the biosphere are broadly classified into three categories, nam...