Yahoo Web Search

Search results

  1. Sep 30, 2021 · Air pollution is the harmful combination of certain gases and substances in the air. Learn about the environmental impact of air pollution and how to help mitigate its effects.

  2. 2 days ago · Air pollution, release into the atmosphere of various gases, finely divided solids, or finely dispersed liquid aerosols at rates that exceed the natural capacity of the environment to dissipate and dilute or absorb them. High concentrations can cause undesirable health, economic, or aesthetic effects.

    Pollutant
    Common Sources
    Maximum Acceptable Concentration In The ...
    Environmental Risks
    carbon monoxide (CO)
    automobile emissions, fires, industrial ...
    35 ppm (1-hour period); 9 ppm (8-hour ...
    contributes to smog formation
    nitrogen oxides (NO and NO2)
    automobile emissions, electricity ...
    0.053 ppm (1-year period)
    damage to foliage; contributes to smog ...
    sulfur dioxide (SO2)
    electricity generation, fossil-fuel ...
    0.03 ppm (1-year period); 0.14 ppm ...
    major cause of haze; contributes to acid ...
    ozone (O3)
    nitrogen oxides (NOx) and volatile ...
    0.075 ppm (8-hour period)
    interferes with the ability of certain ...
  3. Mar 6, 2024 · Air pollution consists of chemicals or particles in the air that can harm the health of humans, animals, and plants. It also damages buildings. Pollutants in the air take many forms. They can be gases, solid particles, or liquid droplets. Sources of Air Pollution.

  4. 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.

  5. Oct 31, 2023 · Air pollution refers to the release of pollutants into the air—pollutants that are detrimental to human health and the planet as a whole. According to the World Health Organization (WHO),...

  6. People also ask

  7. Air pollution is the contamination of air due to the presence of substances called pollutants in the atmosphere that are harmful to the health of humans and other living beings, or cause damage to the climate or to materials.

  1. People also search for