pollution in the Atmosphere

1. Motor Vehicle Emissions

2. primary pollution

2.1. Carbon Dioxide

2.2. Sulfer Dioxides

2.3. Nitrogen Oxides

2.4. VOCs ( Volatile Organic Compounds)

2.5. PMs ( Particulate Matter)

2.6. Acid Rain

3. Secondary Pollution

3.1. Ground Level Ozone