1. An Environmental History of theTwentieth-century world-
... of species. The climatic changes following upon the greenhouse effect modify the present limits of the geographical distribution of species and ecosystems. In this way, the protection of Biodiversity goes in priority through ecosystems' protection. This is the stake in the ecosystemic approach that aims at finding a compromise between the environmental protection and the constraints of the economic development. Earth is conventionally divided into a series of spheres : The Lithosphere which is the superficial part of the Earth's globe, The Biosphere is the living covering of Earth, The ....
- Word Count: 1259
- Approx Pages: 5
- Grade Level: Undergraduate