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The Positive Impacts of Policy Implementation on Wintertime Air Quality in Yellowstone National Park through 2024
  • Type: Article

Motorized access to Yellowstone National Park during the winter season has been historically contentious, with continual concerns regarding potentially affected resources, including air quality. The culmination of the air quality monitoring aimed at understanding the impacts of OSVs in Yellowstone National Park provides an excellent example of how balancing policy and public interests can result in positive environmental impacts. NPS, Intermountain Park Science, 2025.

Funding Granted for Much-needed Monarch Conservation Efforts in Marin County
  • Type: Article

Working within the structure of the One Tamalpais Collaborative, the Golden Gate National Parks Conservancy received $400,000 in funding through the California Wildlife Conservation Board’s pollinator rescue program to invest in protection of monarch butterflies in Marin County.

Juvenile Olema Creek Coho Aid Regional Coho Salmon Recovery Effort
  • Type: Article

In early October, biologists with the San Francisco Bay Area Network Coho & Steelhead Monitoring Program assisted the California Department of Fish & Wildlife in collecting 40 juvenile coho salmon from Olema Creek. Now, these fish are living in the Don Clausen Fish Hatchery located at Lake Sonoma in Sonoma County.

Scientists Tackle the Case of the Vanishing Seaweed at Channel Islands National Park
  • Type: Article

Since the early 2000s, ecologists who monitor rocky intertidal ecosystems each year have noted declines in a key intertidal seaweed commonly called rockweed. Rockweed is considered a foundational species, meaning that its presence is so important that without it the entire ecosystem would change radically. At Channel Islands National Park, marine ecologists are working with local scientists to understand the best methods to restore rockweed.

Lessons Learned from Parkwide Visitor Use Modeling
  • Type: Article

Estimates of visitor use levels are important for informing park management decisions. The spatial and temporal extent and resolution of visitor use estimates can limit how they can be incorporated into management decisions, research, or paired with ecological data. This article recommends how visitor use monitoring can be approached more systematically and then used in parkwide predictive models of visitor use. NPS Intermountain Park Science, 2025

Mary McLeod Bethune Council House National Historic Site

Unita Zelma Blackwell (1933-2019)
  • Type: Person

Born to sharecroppers in the Mississippi Delta, Blackwell rose from humble beginnings to become one of many unsung Black female heroines of the modern Civil Rights Movement. Blackwell was an outspoken critic of racial and economic inequality and the first Black female mayor elected in the state of Mississippi. We honor her as an ancestor for reminding us of the power to change the circumstances we were born into.

Mrs. Recy Taylor (1919-2017)
  • Type: Person

Mrs. Recy Taylor was just 24 years old when she was brutally raped by six white men in Alabama. Upholding the Black woman's tradition of testimony and protest, Taylor actively participated in the pursuit to bring her attackers to justice. Though the men were acquitted in two separate trials, Taylor's courage speaks to the resolve of Black women to channel their pain and anger into political anger. We honor Taylor as an ancestor for teaching us a lesson on courage.

National Mall and Memorial Parks

Anna Arnold Hedgeman (1899-1990)
  • Type: Person

Anna Arnold Hedgeman participated in and led some of the 20th century’s most important developments, including advances in education, public health, politics, and workplace justice . We honor her as an ancestor for shattering glass ceilings imposed on her by her race and gender.

Shirley Graham Dubois (1896-1977)
  • Type: Person

Before Shirley Graham married W.E.B. Du Bois in 1951, she had earned a national reputation as a playwright, composer, conductor, director, and author. Born to a A.M.E. minister and a European mother, Graham was raised to appreciate Black culture and music. From a young age, her parents instilled in her the importance of social justice and the uplift of the Black Community. For her lifelong dedication, we honor her as an ancestor.

Hallie Quinn Brown (ca. 1850- 1949)
  • Type: Person

There are people who give great speeches, and they there are those who perform them. Hallie Quinn Brown was one of the few who perform speeches. In her era, she was recognized as one of the greatest elocutionists across two continents, Europe and America. Though she rarely appears in history books, Brown’s legacy can be found in today’s speech-language pathologists and spoken word artists. She lectured widely on the cause of temperance, women’s suffrage, and civil rights. We

Diane Judith Nash (b. 1938)
  • Type: Person

Using the Greek word agape, meaning brotherly love, Nash coined the term agapic energy describe this comprehensive phenomenon. This unconditional love for humanity was the driving force behind the movement in the 1960s and can be a driving force among today’s movements, according to Nash. We honor Diane Judith Nash for reminding us of the power of love.

SECN Newsletter February 2025
  • Type: Article

Newsletter highlighting the activities of the Southeast Coast Inventory and Monitoring Network

Grand Canyon National Park

South Kaibab Trail
  • Type: Place

This well-maintained dirt trail offering wonderful expansive views. This is a great trail for short day hiking trips into the canyon of half a day or less. During winter months foot traction and hiking poles are advised when trail surfaces are icy. There is no public parking at the South Kaibab Trailhead. Please park at the Visitor Center, then take the Kaibab (Orange) Route shuttle bus to the trailhead. It is a 9-minute ride from the Visitor Center to the Trailhead.

Grand Canyon National Park

Bright Angel Trail
  • Type: Place

Bright Angel Trail lets hikers walk in the footsteps of the canyon's Indigenous Peoples, miners, and early tourists, as they descend into the canyon's depths. Offering big views, morning and afternoon shade, resthouses, vault toilets, and water stations during the summer. The water is OFF at 1.5- and 3-mile resthouses. Portions of Bright Angel Trail are closed for waterline construction, Visit the link for a list of trail closures.

Grand Canyon National Park

Bright Angel Trailhead
  • Type: Place

Bright Angel Trailhead is located just west of Bright Angel Lodge, Lookout Studio, and Kolb Studio. At 6,840 feet (2,085 m), it provides access for hikers and mules to many inner canyon destinations. From the Hermit Road Interchange shuttle bus stops, it is a short walk to the east, and up a hill, on a paved footpath to the trailhead. This winter, a number of trail closures (on parts of Bright Angel Trail) are in effect. Click on the link for details.

Boston National Historical Park

Frances Winifred Williams
  • Type: Person

Frances Williams worked as a welder in the Charlestown Navy Yard and South Boston Annex during World War II. Her oral history provides a unique perspective as to what it was like working at the Yard during World War II.

Vegetation Production and Phenology at Curecanti National Recreation Area
  • Type: Article

Northern Colorado Plateau Network’s scientists use satellite observations of vegetation condition in Curecanti National Recreation Area with climate data over time to reveal how climate influences plant production and phenology. Knowing which of the wide range of 16 vegetation assemblages found in Curecanti are more or less sensitive to climate change can help managers understand what to expect over the next few decades, and plan for the changes coming their way.

Rising from the Ashes: Trout Recovery in Rocky Mountain National Park
  • Type: Article

The Inventory and Monitoring Division explored the effects of the Cameron Peak and East Troublesome Fires on trout, their habitat, and their food sources in Rocky Mountain National Park. The results show that high-elevation trout are resilient, providing valuable insight for park managers making conservation decisions.

Creating a Sanctuary: Protecting Snails and Restoring Ecosystems at War in the Pacific National Historical Park
  • Type: Article

War in the Pacific National Historical Park is working to protect Guam’s biodiversity by managing invasive species like brown tree snakes and little fire ants while safeguarding native wildlife, including the endangered Guam tree snail. A recent study assessed the park’s Guam tree snail population, providing essential data to inform conservation efforts aimed at restoring the island’s fragile ecosystem.

The Search for Scat— Surveying Appalachian Cottontail in Fort Necessity National Battlefield
  • Type: Article

Fort Necessity National Battlefield park staff aimed to find out if Appalachian cottontail inhabited the park, so they collaborated with the Inventory and Monitoring Division to survey for their scat.