What was the primary source of lead pollution at the time of the passage of the Clean Air Act in 1970? Ground-Level Ozone (O3) What is How is it produced? ground-level ozone? What are volatile organic compounds? What are action days, and why are they declared? What impact has the Air Act of 1970 had on pollution levels? How has it affected human health? Acid Precipitation What pH must rain or snow have to be considered acid precipitation? What two ecological impacts does acid rain have? How does acid rain affect human structures? How have acid precipitation levels changed since the passage of the 1990 Clean Air Act Amendments? Ozone Layer
What was the primary source of lead pollution at the time of the passage of the Clean Air Act in 1970? Ground-Level Ozone (O3) What is ground-level ozone? How is it produced? What are volatile organic compounds? What are action days, and why are they declared? What impact has the Air Act of 1970 had on pollution levels? How has it affected human health? Acid Precipitation What pH must rain or snow have to be considered acid precipitation? What two ecological impacts does acid rain have? How does acid rain affect human structures? How have acid precipitation levels changed since the passage of the 1990 Clean Air Act Amendments? Ozone Layer
Air_Pollution_Notes_Outline.docx