Frederic Clements (1874–1945), Victor Shelford (1877–1968)
1793 Alexander von Humboldt coins the word “association” to sum up the mix of plant types that occurs in a particular habitat.
1866 Ernst Haeckel poses the idea of the biotope, the living space for a range of plants and animals.
1966 Leslie Holdridge champions the idea of life zones based on the biological effects of temperature and rainfall variations.
1973 German–Russian botanist Heinrich Walter creates a biome system that considers seasonal variations.
Different parts of the world have varying patterns of plant and animal life, but there are usually ...