Please look at the attached assignments and read the directions. While doing the charts and graphs for the discussion, you can make up poll/survey answers.
In the United States, the Clean Air Act sets national ambient air quality standards for six common air pollutants: particle pollution (also known as
In the United States, the Clean Air Act sets national ambient air quality standards for six common air pollutants: particle pollution (also known as particulate matter), ground-level ozone (O3), carbon monoxide (CO), sulfur oxides (SOx), nitrogen oxides (NOx), and lead (Pb). Read about each of these, their common sources,