1. What are some of the hazards associated with volcanism? 2. What are some of the beneficial effects of volcanism?

1. What are some of the hazards associated with volcanism?

2. What are some of the beneficial effects of volcanism?

3. What does the formation of the Siberian Traps have to do with the mass extinction that occurred at the end of the Permian Period?

4.  Why is Mount Saint Helens considered a significant geologic feature in the United States?  Why is it considered dangerous yet predictable?

Please answer these questions