Despite internal concerns for safety and high costs for a small number of people, the National Park Service has agreed to provide winter access across Sylvan Pass in Yellowstone National Park. However, conditions tied to that access could make it easy for the pass to stay snow-bound as Yellowstone officials initially wanted.

The First Battle of Bull Run (First Manassas) was fought near Manassas, Virginia, on July 21, 1861. The Second Battle of Bull Run (Second Manassas) was fought in the same area August 28-30, 1862. Now officials at Manassas National Battlefield Park are fighting to restore the battlefield’s historic sightlines and protect them from encroaching development.

Roughly a year after they first voiced their opposition to a railroad's plan to use bombs to defuse avalanche danger along the southern flanks of Glacier National Park, park officials are reiterating that opposition.

How environmentally sensitive is the Canadian government? Can the presidents of two of the United States' conservation groups convince the government not to allow development in the headwaters of the Flathead Valley that lies upstream of Glacier National Park and across from Waterton Lakes National Park?