Question

What are the three pressures that lead to biodiversity according to E.O. Wilson’s theory of island biogeography?

Answer 1

The Theory of Island Bio-geography is a book that published by Edward O. Wilson along with Robert MacArthur in 1967. The book emphasized a theory that a dynamic equilibrium between the immigration and extinction rates are maintained by an insular biota.

Here in the book, the author represented an important three pressure points that lead to biodiversity. They are  

• Immigration
• Migration  
• Extinction Events.

Answer 2

E O Wilson's Theory of Island Biogeography is one of the major published books in the stream of island biogeography in the stream of environmental studies. There are a lot of good points related to the benefits of the book. According to the author, he explained the theory of uneven distribution in his book. The author suggested that the number of species on any island reflects a balance between the rate and it forms a rate at which new species colonize the island and the rate at which populations of established species become extinct in the Island.