One page of answers of each discussion so the total is going to be 4 pages:
Discussion. 1
1) Do you drink tap water or bottled water? How much?
2) Do you know what's in it?
3) Do you feel it's safe to drink? Why?
4) When you flush the toilet do you know where the wastewater goes?
Discussion. 2
1) Have you ever had foodborne illness? What do you think caused it?
2) Of the foodborne pathogens what is the most common and why?
3) WHat are the most contributing factors causing foodborne illness?
Discussion. 3
1) Why is air pollution a health threat? How is it measuresd?
2) Why is global warming so controverial? What is causing it?
3) What is acid deposition? How is it damaging?
Discussion. 4
1) What disaster is the most likely to occur in your life?
2) Why is disaster planning important?
3) What are the immediate actions necessary during a disaster?