. In your own words, define the term global warming and present three arguments for and against the proposition that global warming has occurred during the past century. What environmental outcomes have been attributed to global warming?
2. What are the procedures that a local health department might use for investigating an outbreak of foodborne illnesses? What factors could have been responsible for the S. aureus outbreak described in the exhibit.
3. Describe three alternatives to sewer systems for disposal of human sewage. To what extent could these alternatives replace municipal sewer systems?
4. The following is a list of agents of occupationally associated diseases and injuries. Describe the work settings in which they may be encounter and the types of adverse health outcomes they produce:
- Microbial agents
- Toxic chemicals and metals
- Repetitive motion
- Work-related stress
5. Discuss the causes and consequences of unintentional injuries. Assume that little can be done to prevent such events because they are random occurrences. Present the pro side of this assumption and present the con side of the assumption.
6. State three factors that have contributed to the development of emerging infectious diseases. Give one example of an emerging disease and another example of a reemerging disease. (Chapter 5) AND Describe the importance of iron to human health. Describe the side affects of ingesting excessive amounts of iron. (Chapter 6)
7. In your own words, what is meant by the term risk assessment? Describe the steps that constitute risk assessment. Give an example of each step. (Chapter 3) AND Discuss the precautionary principle and describe the types of environmental situations to which this principle might apply. Additionally, do you agree or disagree with the precautionary principle and, if so, why or why not? (Chapter 4)
8. List and discuss five of today’s most pressing environmental health issues (“hot topics”). In addition to the material presented in the text, please feel free to use your own ideas.
9. Explain why cohort studies are an improvement over case-control studies with respect to measurement of exposure data.