Energy sources have different impacts or effects on the environment. Some of these effects may include emissions, waste, and land or water use impacts, among others.
Did You Know?
In 2007, 84% of U.S. carbon dioxide emissions came from the use of coal and petroleum fuels.
Learn more about each major energy source's impact on the environment below.
| Each Major Energy Source's Impact on the Environment | ||
|---|---|---|
Nonrenewable Energy Sources |
Renewable Energy Sources |
Secondary Energy Sources |



