SMOG. And its Environmental Effects. History of Smog. Name comes from a mix of “Smoke” and “Fog” First observed in London during the industrial revolution There are 2 types of smog: Industrial Smog (London) and Photochemical Smog (Los Angeles). Industrial Smog (Reducing).
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And its Environmental Effects
1. Formation of NOx:
2. Photo-Dissociation of nitrogen dioxide to produce oxygen atoms:
3. Atomic oxygen forms Ozone:
4. Formation of organic free radicals:
5. Formation of photochemical “soup” containing hundreds of chemicals including PANs:
Winds disperse pollutants worldwide
Warm air layer
Cool Air trapped at surface
Pollutants dissociate upwards
Pollutants trapped at surface