Prepared by Lee Cheng, reviewed by Dr. Helena Rodriguez

FAQ


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What is an air pollutant?

An air pollutant is a material in the air that can have many effects on humans and the ecosystem. The substance can be solid particles, liquid droplets, or gases, and often takes the form of an aerosol (solid particles or liquid droplets dispersed and carried by a gas).

What is the definition of pollution?

area of land covered by shallow water or saturated by water. organisms living in a natural environment. movement of air (from a high pressure zone to a low pressure zone) caused by the uneven heating of the Earth by the sun. Pollution is the introduction of harmful materials into the environment. These harmful materials are called pollutants.

What are the components of pollution?

Pollution can take the form of any substance (solid, liquid, or gas) or energy (such as radioactivity, heat, sound, or light). Pollutants, the components of pollution, can be either foreign substances/energies or naturally occurring contaminants.

What are the 3 types of pollution?

The three major types of pollution are air pollution, water pollution, and land pollution. Sometimes, air pollution is visible. A person can see dark smoke pour from the exhaust pipes of large trucks or factories, for example. More often, however, air pollution is invisible. Polluted air can be dangerous, even if the pollutants are invisible.

References

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