grand canyon national park

Charles Platiau/Reuters

State officials have cleared three uranium mines near the Grand Canyon to continue operations. The Arizona Department of Environmental Quality recently approved new air-pollution permits for the mines close to the canyon’s North and South rims. Arizona Public Radio’s Ryan Heinsius reports.

National Park Service

Grand Canyon National Park officials plan large prescribed burns on the North Rim that will produce smoke visible from both rims and then inside the canyon itself.

Officials say the burns planned this week will accomplish several purposes, including reducing accumulated potential fuel for wildfires and re-adapting the ecosystem to fire.

NASA STS-60 Shuttle Mission

A four-year project led by Northern Arizona University will examine how political boundaries can create ecological differences. Researchers will look at the edges between national parks and nearby land … from space.

Grand Canyon National Park will begin its winter shutdown of most visitors at the North Rim in mid-October.


Democratic Congresswoman Ann Kirkpatrick has signed on as a cosponsor of a bill creating the Greater Grand Canyon Heritage National Monument. It would conserve 1.7 million acres of federal land surrounding the national park. Arizona Public Radio’s Ryan Heinsius reports.