Some big factories can make air dirty. One big factory in Montana makes air very dirty. Other big factories also make air dirty.

Big companies own some plants.

This rule is for four big energy places.

The EPA said this helps make power from coal.

Michelle says coal makes power.

She said the old rules were not good.

Old rules for coal plants are bad.

Protecting nature is good. This is not good.

Bad air is not good for people.

Some people say the plan is bad. It is bad for nature. It is bad for people.

Some people say the new email is bad.

Some rules can be changed. These rules are about bad air. Bad air can hurt you. Bad air can hurt children.

Last week, Trump let some old power plants stay open. These plants make power from coal. He did this because the U.S. needs more power. Cars, computers, and smart machines need more power. Trump also wants more coal from the ground. He told people to find coal and make it easy to get.

Trump likes coal.