Summary
¥
Air Pollutants – Long History
–
Primary: CO, NOx, SOx, VOC, PM
–
Secondary: H2SO4, NO2, O3
¥
Global Problem - Knows No Boundaries!
–
Serious Health Consequences
¥
US Air Improving - Clean Air Act
¥
But It is Degrading in Emerging Economies
¥
Air Pollution Weather and Air Dispersion
¥
Acid Rain
¥