Night-time cross-country ski excursions can be wonderful opportunities to see a national park landscape from a different perspective. On February 19, Glacier National Park rangers will lead a four-mile ski for all interested, weather permitting of course.

With the 112th session of Congress less than a month old, Montana's two U.S. senators have wasted no time to renew their efforts to provide a buffer from energy development along the western border of Glacier National Park.

Across the National Park System many changes are expected from climate change, from more wildfires and vanishing glaciers to invasions of non-native species and flight of long-term residents. Writer/photographer Michael Lanza, concerned that today's park landscapes will change significantly by the time his young kids are his age, has been touring the park system with his family to show his children what they might miss later in life.

What are the top issues confronting the National Park System? A slew of answers could be tacked onto that question, ranging from sprawl outside park boundaries and habitat fragmentation to pollution.