Key Facts

• The EPA under the Trump administration plans to repeal its authority to regulate greenhouse gases.
• This authority comes from the endangerment finding, established under the Clean Air Act since 2009.
• Greenhouse gases like carbon dioxide are considered harmful to public health and communities.
• Repealing the authority would lead to the removal of all federal greenhouse gas standards.
• Businesses rely on these standards to protect against lawsuits and for planning.
• Some companies and industry groups, like the American Petroleum Institute, prefer federal regulation of emissions.
• The EPA argues that Congress never specifically authorized it to regulate climate pollution.
• Public hearings on the EPA's proposal are planned to discuss the matter.