Severe winter weather, geothermal sources, and short construction seasons top the list of issues Yellowstone National Park managers encounter when planning major projects, such as replacement of the Yellowstone River Bridge between Tower Junction and the park's Northeast Entrance. While replacing the bridge won't happen overnight -- it's expected to take three construction seasons -- park engineers believe they have come up with the appropriate plan, and your thoughts on it are welcomed.

When P. Daniel Smith walked away from his job as deputy director of the National Park Service last fall, he didn't walk back into retirement but rather into a position Interior Secretary David Bernhardt created for Smith that just happened to be based in Smith's hometown, according to job posting records.

There will be no quick return to Mount Rainier National Park in Washington through the Nisqually Entrance, which has been blocked by a landslide since last weekend.

Curious geological formations are interesting aspects of a number of National Park System units, whether you're talking about the Grand Tetons or caves. At Hawai'i Volcanoes National Park, there's the "Great Crack," a fracture in the earth the park acquired in 2018 and now is working on a plan to determine how it's managed.

National Park Service officials, reacting to allegations that P. Daniel Smith was given a sweetheart deal last fall when he stepped down to allow David Vela to serve as the agency's de facto director, said Thursday that Smith fills an important role for the agency.

U.S. Sens. Mitt Romney and Mike Lee and the rest of Utah's congressional delegation told Interior Secretary David Bernhardt they don't want to see a reservation system established at Zion National Park because it could adversely impact the local economy.

Interior Secretary David Bernhardt is being urged by a bipartisan collection of former Interior Department officials not to alter the Migratory Bird Treaty Act.

Continuing bouts of rain and snow are likely to keep Mount Rainier National Park closed to the visiting public for a while yet as landslides and flooding have hemmed in the park.

Organ Pipe Cactus National Monument is home to a thriving community of plants and animals. In fact, this national monument is also an International Biosphere Reserve, recognized for its conservation of the unique resources representing a pristine example of an intact Sonoran Desert ecosystem. But the health and continued protection of this irreplaceable ecosystem is at risk from a man-made intrusion; the border wall.

Don't be surprised if the staff at Carlsbad Caverns National Park in New Mexico is commiserating with the staff at Wind Cave National Park in South Dakota. They both can relate to having the elevator blues.

President Trump's budget proposal for Fiscal 2021, which likely will be ignored by Congress, calls for a 17 percent cut in funding for the National Park Service, as well as a workforce reduction of nearly 1,000, according to the National Parks Conservation Association.

There always is something going on in the National Park System, some good, some not so good, and some interesting. Come along and let me explain.

The 35th Yosemite Renaissance Art Exhibit will be on display at the Yosemite Museum Gallery in Yosemite National Park from Saturday, February 22, through Sunday, May 3, 2020. The exhibit features artworks inspired by Yosemite and California’s Sierra Nevada, and includes photography, painting, sculptures, textiles and more. This year, 70 works were selected from 811 entries.

The need to deepen a section of the Ohio & Erie Canal at Cuyahoga Valley National Park will require a section of the canal's towpath trail to be closed from February 10 through February 21.

Heavy rains and snowfall unleashed flooding and mudslides at Mount Rainier National Park, where visitors and park staff were evacuated Friday and Saturday.

Though rich in biodiversity and a resplendent portrait of the Sonoran Desert, Organ Pipe Cactus National Monument has been transformed in places into a construction zone, complete with blasting to chew into a hillside so President Trump's border wall can be installed.

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Plans by the Trump administration to open lands once inside the boundaries of Bears Ears and Grand Staircase-Escalante national monuments in Utah to mining and other resource-impacting uses drew heavy criticism from environmental and conservation groups Thursday.

It gets woefully hot in West Texas during the summer months, with temperatures routinely in the mid-90s and a hot, glaring sun shining down on Big Bend National Park staff and visitors alike. Yet while park staff five years ago invested a quarter-million dollars in air-conditioning units for offices and shade shelters for campgrounds, the equipment was never installed, according to an Inspector General's investigation.

Now is the time to let Grand Teton National Park officials know what you think of concession services in the park and if there are any areas you would like to see changes.