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Air pollution is a significant environmental issue that affects health, climate, and ecosystems. The term "pollutant" refers to any substance introduced into the environment that can cause harm to living organisms or the atmosphere. Common air pollutants include particulate matter, carbon monoxide, sulfur dioxide, and nitrogen oxides. Understanding what constitutes a pollutant is crucial for developing effective strategies to combat air pollution and protect public health.
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3. Air Pollution What do we mean by the term pollutant?