Better transportation, parking, and picnicking are among the improvements recently completed on the South Rim of Grand Canyon National Park.

They collar moose at Voyageurs National Park. And by doing this, biologists and ecologists can learn not only how the animals are coping with warming weather related to climate change, but how different land-management techniques affect them.

A lengthy Interior Department investigation into the National Park Service's investigation into alleged embezzlement at Hubbell Trading Post National Historic Site raises troubling questions pertaining to managerial oversight, investigative thoroughness, and an inappropriate relationship between the agency and a concessionaire.

A new report names the 10 ecosystems in the United States whose species are most-threatened by climate change. Among the parks included in those ecosystems are Yellowstone, Everglades, and Yosemite.