Biodiversity is described by Ruth Patrick as, "the presence of a large number of species of animals and plants…"Patrick 15. In other words, biodiversity is the term for the measure of the variety of different species that do exist still on our plant. These species can range from the simplest bacteria to the very complex primates. Biodiversity can relate locally or globally. For example the Southern New England forest contains 20 or 30 tree species while in the rainforest of Peru there are hundreds of species of trees Patrick 15. There are also further ways to view biodiversity and that...
This can be seen in city of Cubatao, which will devastate its delicate balance in the tropical rainforest with the emission of green house gases Thomas E. Lovejoy 11.

Therefore we as humans have a responsibility to help preserve our biodiversity. We need to ensure the mixture of organisms that live on this planet not only for nature but for ourselves too. Nature can provide us with cures for cancer or even something as trifle as a regular cold. In the end nature is slowly disappearing because of us humans so we need to put s stop to that.