"60 Minutes" examines the increasing rate, intensity, and size of wildfires in the West. This is an issue that affects all land management agencies, including the National Park Service. Past fire management practices and climate change are a combination that foster the new age of megafires.

The pledge by Interior Secretary Dirk Kempthorne and National Park Service Director Mary Bomar to let science prevail in national park management decisions is nearing its defining test. If science is not supported in Yellowstone, where else in the park system will it have the final say?

Back in July I predicted that the managers of Cape Hatteras National Seashore would be sued for allowing off-road vehicles to navigate the seashore without a valid ORV management plan in place. Well, that lawsuit has arrived in court.

The bison herd in Yellowstone National Park is doing quite well, thank you very much. According to the summer count, there are nearly 5,000 bison in the park. Up in Montana, meanwhile, state officials are already planning this winter's bison hunt just north of Yellowstone.