Some big power plants can pollute the air. One plant in Montana makes a lot of bad air. It puts lead and arsenic in the air. Two other plants also pollute. One is in North Dakota and one is in Texas. They also make the air dirty.

Big power companies own these special plants.

Four power plants in Tennessee also get this special rule.

The government said this helps make electricity from coal strong and cheap for people.

Michelle Bloodworth said coal power is very important for electricity and the economy.

She said the old rules were not good for clean air and used bad information.

A rule about mercury might make coal power plants close early. Someone said we need the plants for electricity.

People who care about nature said the president and the EPA leader did not do their job well.

This rule lets companies make the air dirty. This is not good for us, said Maya Golden-Krasner from a group that helps the Earth.

Some groups say a new plan is bad. It lets companies break rules about nature and health.

Some people say the EPA's new email is for companies that make pollution.

Some rules about air pollution can change. This includes rules about mercury. Mercury is bad for your brain, especially for children. It can also hurt babies before they are born.

Last week, Trump made changes for coal power. Some old coal power plants can stay open. This helps with more need for electricity. More data centers, AI, and electric cars need power. Trump also wants more coal mining on government land.

Trump wants to help the coal industry.