What is meant by the tragedy of the commons

1. What is meant by the tragedy of the commons? Give an example of how you have seen this concept occur in the area in which you live.2. Discuss the reasons for higher population growth in undeveloped countries.3. Discuss the relationship between energy from fossil fuels and public policy.4. Select one alternative energy source, and tell the pros and cons of that energy source.5. How does unrestrained population growth tie in with stewardship of the environment?