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Explain the Rivet Popper hypothesis....

Explain the Rivet Popper hypothesis.

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Ecologist Paul Ehrlich gave rivet popper hypothesis to help in understanding the contribution of species richness on the " ecosystem. He compared each species with rivet in the body of an airplane.
(1) This hypothesis explains that ecosystem to be an airplane and the species to be the rivets joining all parts together.
(2) If every passenger travelling in the airplane starts taking rivets home (causing a species to become extinct), initially it may not affect flight safety (proper functioning of ecosystem), but over a period of time the plane becomes weak and dangerous (species become endangered and then extinct). In an ecosystem, the role of each species is important
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