Questions 1. Should wildfires be stopped altogether to protect our forests, our air, and our health?
2. What is the Clean Air Act?
3. What are the epa and mpca doing about pm?
1. What do “pm” and “pm.” mean?
2. Which of these particles are the most harmful?
3. How do fine particles cause health effects?
4. What groups are most vulnerable to fine particle air pollution?