Question

Describe Air Pollution and its causative agents.

Answer 1

Air pollution:

Air pollution can be defined as the presence of one or more contaminants in the atmosphere, which may be harmful to the environment. It is perhaps the most common and the most dangerous type of pollution. It involves the direct release of chemicals into the environment.

Causative agents of air pollution:

The sources of air pollution may be both natural and man-made.

1. Natural sources: These are ash from volcanic eruptions, forest fires, sea-salt sprays, biological decay, photochemical oxidation of terpenes, marshes,
2. Vehicular sources: The toxic vehicular exhausts are a source of considerable air pollution.
3. Industrial sources: These may include Thermal power plants, industrial units, vehicular emissions, and the burning of fossil fuels.
4. Indoor air pollution: In underdeveloped and developing countries like India commonly used kitchen fuels like coal,