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Showing 2,970 results for theme study ...
- Type: Article

At Lava Beds National Monument, a species inventory helps park managers understand the rich diversity of lichens in the park, allowing them to craft management strategies to preserve lichens. Located in a semi-arid zone of northern California, cave lichens represent a unique floral component for the region and include many rare or little-known species.
Forward Let the People Go
We Forget Them Not
A Cup of Cold Water
Dying In The Hospital
Presentation of the Flag to Second Regiment of S.C. Vols.
Lines to E. H. F.
Neither Thirst Any More
Woman's Right
Mene, Mene
May We Pray?
Preservation Matters: Disasters- Cultural Resources and Wildland Fire Chemicals
- Type: Article

This document serves as an introduction to the ways in which chemicals used in wildland fire suppression can affect heritage properties. Much of the information provided here comes from the NCPTT study on fire chemicals and cultural resources. Included in this study were three building materials and four fire chemicals.
- Type: Article

Forests in Cuyahoga Valley National Park are responding positively to nearly a decade of white-tailed deer management. Although native, at high densities white-tailed deer can negatively impact forest vegetation. A recent study using data from the park’s long-term monitoring program found a reduction of woody browse, forest regeneration, and decreases in browse on the indicator species trillium.
Ulysses S. Grant's Last Visit to St. Louis
- Type: Article

The National Park Service (NPS) is on a mission to deepen its understanding of the bees living in parks. Traditional survey methods require significant time, specialized expertise, and the collection of specimens from their natural habitats for species-level identification. With limited bee specialists available and a growing need for efficient, cost-effective methods, the NPS sought an alternative approach.
Manhattan Project Scientists: J. Robert Oppenheimer
- Type: Person

Often referred to as the "father of the atomic bomb", physicist J. Robert Oppenheimer directed atomic bomb development at Los Alamos during the Manhattan Project. The top-secret work at Los Alamos culminated in Trinity, the world's first successful nuclear test on July 16, 1945. Learn more about Oppenheimer's role in developing the atomic bomb at the link.
St. Francis Hotel
- Type: Place

The St. Francis Hotel has lived many lives: first as a place of business operated by early settlers Zachary and Jenny Fletcher, then as private residence and restaurant of the Switzer family. The original two-story limestone structure was built in 1881 and was a successful hotel in Nicodemus. The Switzer family bought the building in 1921 and built several additions while they lived there.
- Type: Place

Experience the Chesapeake Bay Maritime Museum and discover historic boats, engaging exhibits, and all-ages programming that celebrate the Bay's history, environment, & culture. Watch skilled craftsmen in the working shipyard and enjoy scenic waterfront views. Located in St. Michael’s, this captivating destination invites you to explore the Chesapeake story through hands-on learning, world-class exhibitions, & on-the-water experiences. Your Chesapeake adventure begins here.