Dual threats -- climate change and growing popularity -- have combined to alter the experience and threaten the barrier island setting of Fire Island National Seashore.
Retreat of the tidewater rivers of ice at Glacier Bay National and Preserve is a clear and easily viewed sign of climate change. Not as visually apparent is what is transpiring beneath the shimmering surface bay waters in this 3.3-million-acre swath of mountain and marine wilderness.
How to keep the sandstone arch above Spruce Tree House at Mesa Verde National Park from further collapse is being discussed by the National Park Service, which currently is reviewing three options, including one to let nature take its course.
Another boat ramp at Lake Powell in Glen Canyon National Recreation Area is closing to large motorized vehicles as the slow, but steady, decline of the lake continues.
The secret is out about the dark night skies and great star gazing available at Cape Lookout National Seashore on the Outer Banks of North Carolina. The seashore has been certified as an International Dark Sky Park.
Come the first of the year it will be a little more expensive to camp at Pictured Rocks National Lakeshore in Michigan, and the park will begin a phased-in approach to entrance fees in March.
If Glacier National Park in Montana is on your 2022 vacation plans, you can expect to need a reservation to reach the heart of the park along the Going-to-the-Sun Road during the high summer season.
In an effort to reduce congestion and provide visitors with certainty that they'll be able to enter the park, Arches National Park will use a reservation system in 2022 to see if it solves those problems.