Slides to accompany discussion of chapter 12 of Environmental Health edited by Howard Frumkin.

1. Air Pollution

2. Environmental Health
Chapter 12

3. Biogenic & Geogenic
vs. Anthropogenic

6. Tropospheric
(Ground-Level)
Ozone

8. CO + 2O2 + hν → CO2 + O3
Secondary Pollutant causing…
Respiratory Irritation (coughing and wheezing)
Decreased Lung Function
Aggravation of Asthma
Increased Susceptibility to Respiratory Infection
Inflammation and Damage of Lung Lining

10. Air and air pollution
in systems terms

12. What does the system look like?
What part(s) of the system might
Spare the Air Day affect? How?

13. Air Pollutants
and Human Health

15. Particulate Matter

17. Aerodynamic
Diameter

19. O3
SO2
NOx
VOCs
CO
Pb
Hg

20. Where do they come from?
What are the human health effects?
What do the systems look like?

21. Hg
40% from coal-fired power plants
Exposure via inhalation, skin contact
or ingestion
Bioaccumulation in fish as methylmercury
Health Impacts
Elemental Mercury: Kidney
Methylmercury: Nervous and Cardiovascular system
Chronic and acute poisoning

27. How do we study
the health effects
of air pollutants?

28. Epidemiological
Studies

29. Epidemiology

30. ...the study...
of the patterns, causes, and effects
of health and disease conditions
in defined populations.

31. ...investigate the relationship between
air pollutant concentrations
and health outcomes
under real-world conditions of exposure...

32. Volunteer
Studies

33. Animal
Studies

34. Indoor Air Pollution