Chapter 19 Air Pollution. The Atmosphere 78% N, 21% O Ozone layer Greenhouse effect Pressure = 1,000 millibars at ground level Atmospheric pressure.
Composition of the Atmosphere Primary Pollutants – methane, ozone, dust particles, microorganisms, and chlorofluorocarbons (CFC’s) Causes of Primary Pollutants.
Global Warming!
Air pollution
