The current costs of air pollution
- Residents of polluted cities like Beijing and Ulan Bator write about the toll that air pollution takes on daily life.
- Political hot air got you down? Fresh air is now for sale.
- China is opening one coal plant a week for the next four years.
- Carcinogenic gas levels are spiking in areas near fracking sites.
- California's ongoing drought produces some of the nation's worst smog.
- Air pollution affects different American populations differently—and guess who's safest?
- In the last decade, 40 states cut their environmental budgets, in some cases by 30 percent or more.