Catastrophism and Uniformitarianism are theories that describe the alternative process which could be primarily responsible for the formation of the geological strata and embedded fossils. Catastrophism is a principle that states that geologic change occurs suddenly through a gradual geologic change which is interrupted by calamities such us floods, asteroids, and earthquakes. Uniformitarian’s on the other hand is a principle portends that geologic process that occurred in the past can be explained by the current geologic processes.
Uniformitarianism states that the present is the key to the past. It ignores the possibility of the past cataclysmic activity upon