Health Medical Homework Help

I don’t understand this Public Health question and need help to study.

1) What are the two causes of indoor air pollutants? Evaluate the correlation between health and indoor air pollutants. Why is outdoor air quality regulated more effectively than indoor air quality?

2)What should we do to increase awareness about environmental pollution? What are some of the barriers preventing the regulation of indoor air quality? What can be done to improve indoor air quality?

3) How does air pollution contribute to global health issues. what is the relationship between urbanization and pollution?

4)Discuss the main causes of ambient air pollution and the influence that urbanization has on ambient air quality and health. What actions can be taken to reduce air pollution emissions? Consider possibilities at the individual, community, national, and international levels. How can air quality be monitored and improved as a global initiative?