1. What were the problems in the Pacific halibut fishery, and how were they resolved? 2. Under what conditions will a natural area receive protection? 3. Compare the concept of ecosystem capital with that of natural resources. What do the two reveal about values? 4. Compare and contrast the terms conservation and preservation. 5. Differentiate between consumptive use and productive use. Give examples of each. 6. What does maximum sustainable yield mean? What factors complicate its application? 7. What is the tragedy of the commons? Give an example of a common pool resource and how it can be mistreated. How can such resources be protected?