Clean air

{
  "id": "MLC-T-MET-004328",
  "term": "Clean air",
  "field": "Meteorology and atmospheric science",
  "definition": "Atmospheric air that contains very low concentrations of pollutants, aerosols, and other particulate matter, approaching the composition of the natural atmosphere. It is characterized by excellent visibility and minimal impact on human health or ecosystems. The definition of 'clean air' can vary depending on regulatory standards for specific pollutants.",
  "see_also": [
    "National Ambient Air Quality Standards"
  ],
  "url": "https://mlchart.com/terminology/meteorology/clean-air/"
}