Answer:
Step-by-step explanation:
As compared to Easter Islands current Biodiversity, biodiversity in the past was extremely rich. Today it consists of only a few insects and very less vegetation, but it was sub-tropical rain forest back then. Current levels of biodiversity cannot be explained in terms of complexity but it can be explained in terms of disturbance. Previously inhabitants of Easter Islands had disturbance on the rich biodiversity of Island but now it is on the barren of shrubs and sand