(Optional) Explain effective methods to control various air pollutants.

Explanation should include

• verifying sources of air pollutants
• summarizing current and possible future methods of control
• discussing the roles of the EPA and USDA.

Process/Skill Questions:

• How do individuals contribute to pollution?
• How do corporations contribute to pollution?
• What role does agriculture play in pollution?
• What differences in viewpoints on climate change cause controversy?
• What laws and regulations are in place to control emissions?