Pollution isn't free … but who should pay?

Some governors asked the EPA to rein in polluting states, and EPA is asking the Supreme Court for permission.

The coal industry and its political supporters have launched their counterattack to EPA rules.

On any other day, Joe James would be working as a microbiologist with the EPA. But, after the government shutdown, he's not sure when he'll be back to work.

The Environmental Protection Agency's is issuing new limits on emissions by coal-burning plants that new plants will need advanced carbon-capture technology to comply.

The EPA announces emission rules that will require new coal-burning plants to cut carbon-dioxide pollution by 40 percent.

After years of butting heads with congressional Republicans, President Obama will announce climate change policies through administrative action.

Apple has picked the former EPA chief to head environmental efforts. But will it work?

As a result of sequester, the IRS, HUD, the EPA and Office of Management and Budget become part of the biggest wave of government office closures since 1995.

Oil companies say new EPA rules on sulfur levels in gas will increase prices several cents a gallon, but higher refining costs could play out many ways.