short response assignment see below

What is air pollution? Here is the definition according to the World Health Organization:

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. Pollutants of major public health concern include particulate matter, carbon monoxide, ozone, nitrogen dioxide and sulfur dioxide. Outdoor and indoor air pollution cause respiratory and other diseases, which can be fatal. (https://www.afro.who.int/health-topics/air-pollution)

Please read about air pollutants on the following page:

To turn in the assignment, reply to this discussion. Please respond to the following prompts about your reading/viewing experience:

1. In your own words, write a short summary (a few sentences) of ONE of the reading(s)/video(s).

2. Describe the MOST important thing you learned about air pollution that you did not know before. If you did not learn anything new, pick ONE thing that made the biggest impression to you. Describe it in a few sentences.

3. What questions or problems do you still have ? How well would you say you the reading/video?