Natural Environment
The natural environment or natural world encompasses all living and non-living things occurring naturally , meaning in this case not artificial . The term is most often applied to the Earth or some parts of Earth. This environment encompasses the interaction of all living species , climate , weather and natural resources that affect human survival and economic activity. [1] The concept of the natural environment can be distinguished as components: Complete ecological units that function as natural systems without massive civilized human intervention, including all vegetation, microorganisms , soil , rocks , atmosphere , and natural phenomena that occur within their boundaries and their nature. Universal natural resources and physical phenomena that lack clear-cut boundaries, such as air, water, and climate...