geology

Cretaceous Mass Extinction

What caused the extinction?

o If multiple theories, briefly describe some of the most popular and indicate if

there is scientific consensus.

o Describe the extinction (i.e.-the chain of events/factors that led to mass

extinction)

o What is the evidence for the cause of the extinction?

What went extinct?

o What types of species?

o Were some species affected more than others? Why?

How did the earth recover?

How did it set the stage for the biodiversity we see today?

Can it happen again