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What is the WHO's definition of air pollution?
What is the WHO's definition of air pollution?
- Modification of natural characteristics of the atmosphere by industrial facilities.
- Presence of excessive heat or noise in the atmosphere.
- Contamination of the indoor environment only by chemical agents.
- Contamination of the indoor or outdoor environment by any chemical, physical or biological agent that modifies the natural characteristics of the atmosphere. (correct)
According to the EPA, what are air pollutants?
According to the EPA, what are air pollutants?
- Excessive heat and noise in the atmosphere.
- Chemicals released from household combustion devices.
- Any chemical, physical, or biological agent in the atmosphere.
- One or more chemicals or substances in high enough concentrations in the air to harm humans, other animals, vegetation, or materials. (correct)
Which of the following is a common source of air pollution according to the text?
Which of the following is a common source of air pollution according to the text?
- Household combustion devices (correct)
- Biological agents from forest fires
- Excessive heat from industrial facilities
- Noise pollution from motor vehicles
What do meteorology and topography contribute to in relation to air pollution?
What do meteorology and topography contribute to in relation to air pollution?
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What are the effects of air pollution on receptors?
What are the effects of air pollution on receptors?
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