The National Parks Conservation Association considers the following 10 national parks as most at risk from pollution from new coal-fired power plants:

Great Smoky Mountains, Tennessee and North Carolina

Shenandoah, Virginia

Mammoth Cave, Kentucky

Theodore Roosevelt, North Dakota

Mesa Verde, Colorado

Capitol Reef, Utah

Zion, Utah

Great Basin, Nevada

Wind Cave, South Dakota

Badlands, South Dakota


Source: National Parks Conservation Association