1. The case for sharply cutting U.S. greenhouse gas emissions
Part I. Coal: a Faustian bargain with payments coming due: 2. The basis of it all Pennsylvania in the Pennsylvanian
3. The air we breathe: the human costs of coal combustion
4. From outer space: Asia's brown cloud, and more
Part II. Climate: the lockstep relationship between carbon dioxide and temperature: 5. The drillers
Part III. Choices: the low-carbon and zero-carbon technologies we can deploy right now: 8. Breaking the carbon habit
9. Going all out for renewables, conservation, and green design
10. Natural gas, gasoline, and the vision of a hydrogen economy
11. A second look at nuclear energy
Conclusion: How to reduce greenhouse gases now, using today's technology.