Definition Of Biodiversity Geography

Scientists have estimated that there are around 8 7 million species of plants and animals in existence.

Definition of biodiversity geography. This includes diversity within species between species and of ecosystems. Biodiversity is the variability among living organisms from all sources including terrestrial marine and other aquatic ecosystems and the ecological complexes of which they are part. Biodiversity refers to the variety of species found in an ecosystem. The word itself is made up of the two smaller words bio and diversity.

Biodiversity refers to every living thing including plants bacteria animals and humans. Factors affecting distribution include the geologic history of a region its climate and soil composition and the presence or absence of natural barriers like deserts oceans and mountains. A common measure of this variety called species richness is the count of species in an area. The scientific study of the geographic distribution of plant and animal life.

Biodiversity is a measure of variation and richness of living organisms at a particular scale. Gcse geography ecosystems biodiversity and management learning resources for adults children parents and teachers. It can be measured on an extremely small scale such as the number of organisms living in a spoonful of soil or on a large scale such as the whole earth. A high level of biodiversity is desirable.

However only around 1 2 million species have been identified and described so far most of which are insects. Biodiversity also called biological diversity the variety of life found in a place on earth or often the total variety of life on earth. These differences are what make up the term biodiversity.