air pulotion
Storyboard Text
- What is air pollution ? Air pollution is contamination of the indoor or outdoor environment by any chemical, physical or biological agent that modifies the natural characteristics of the atmosphere. Household combustion devices, motor vehicles, industrial facilities and forest fires are common sources of air pollution
- Vehicle emissions, fuel oils and natural gas to heat homes, by-products of manufacturing and power generation, particularly coal-fueled power plants, and fumes from chemical production are the primary sources of
- Smog
- Due to the possibility of Ground-level ozone, sulphur dioxide, nitrogen dioxide and carbon monoxide being present in smog can be seriously harmful to senior citizens, children, and people with heart and lung disease like emphysema, bronchitis, and asthma. this is the major concern for cutting down on smog
- The Great Smog of London was a period in 1952 London where unusually cold weather mixed with an anticyclone, and windless conditions, collected airborne pollutants (mainly burning coal) formed a thick layer of smog which lasted 4 days killing around 4,000-12,000 roughly
- Smog is most presentin these three cities, Beijing, Ahwaz and Ulan Bator, they all have problems like birth defects, lung diseases, Alzheimerrisk and cancer all due to the over exposure to smog and the items present in it.
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