Air Quality Index

Is
1. An index that tells how clean or unhealthy the air is, and the associated health effects on the population.
  1. Air pollutans
    1. Ozone
      1. A gas found in the air we breathe.
        Good ozone
        Present in the Earth’s upper atmosphere; 6 to 30 miles above the Earth’s surface.
        Shields us from the sun’s harmful ultraviolet rays.
        Bad ozone
        Forms near the ground when pollutants react chemically in sunlight.
      2. Heat and sunlight increase ozone formation.
        Risks
        When active outdoors
        Ozone affects the lungs and respiratory system.
    2. Particle Pollution
      1. Mixture of solids and liquid droplets.
        Fine particles
        Small particles. Major sources : motor vehicles, wood burning, industrial and combustion processes.
        Coarse particles
        Sources: crushing or grinding operations, and dust stirred up by vehicles traveling on roads.
      2. Health effects for people with heart and lung diseases
        Chest pain, palpitations, shortness of breath, fatigue, respiratory infections, etc.
    3. CO
      1. Odorless, colorless gas. It forms when the carbon in fuels does not completely burn.
        Health effects
        It reduces the amount of oxygen reaching the body’s organs and tissues.
      2. Highest during cold weather
    4. SO2
      1. A colorless, reactive gas, is produced when sulfur-containing fuels such as coal and oil are burned.
        Found near large industrial complexes.
        Health effects
        Irritant gas that is removed by the nasal passages.
        "Yo, Mariana Abarca declaro que he realizado esta Tarea 13 - Contaminación del aire con estricto apego al Código de Honor de la UDEM"
        Respiratory symptoms and illness, and aggravate asthma.
Levels of health concern
1. 0-50 Good
  1. Air quality is satisfactory and poses little or no health risk.
2. 51-100 Moderated
  1. Air quality is acceptable. this range may pose a moderate health concern for a very small number of individuals.
3. 151- 200 Unhealthy
  1. Sensitive groups may experience more serious health effects.
4. 101-150 Unhealthy for Sensitive Groups
  1. Sensitive groups may experience health effects.
5. 201- 300 Very Unhealthy
  1. Everyone may experience more serious health effects.
6. 301- 500 Hazardous
  1. The entire population is even more likely to be affected by serious health effects.
Measured using standard formulas developed by Environmental Protection Agency.
1. Found in
  1. Internet
  2. Local media
  3. E-mail
Avoid
1. Prolonged exertion
  1. Outdoor activity that makes you breathe slightly harder than normal.
    1. Mariana Abarca #506839 Vinculación Martes y Viernes 3403
2. Heavy exertion
  1. Intense outdoor activities that cause you to breathe hard.

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Air Quality Index

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	Created by Mariana Abarca about 8 years ago