This fossil of an extinct glyptotherium tail, also known as a giant armadillo, was discovered by Fort Johnson’s archaeology team.

In celebration of Earth Day 2023, U.S. Army Yuma Proving Ground Archeologist Jane Poss (right) showed Price Elementary School students how people used stones to crush seeds from trees to make fine powder. They each had a turn grinding the stones over the seeds.

SEND IT! Bravo Battery 2-2 Field Artillery Battalion conducts an M119 Howitzer range looking out toward Signal Mountain in December, 2023.

A valley oak is framed by the arch at Fort Hunter Liggett's Stony Valley, where members of the Xolon Salinan tribe gathered to connect with a place sacred to their ancestors, June 2, 2018.

More than 100,000 mounds of Thatcher Ants, just like this one, can be found across the grounds of Joint Base Lewis-McChord.

Fish are shown in the North Flowage lake on May 15, 2018, at Fort McCoy, Wis. Numerous species of fish are found in lakes, ponds, rivers, and creeks on the installation. Wildlife management at Fort McCoy is completed by the Directorate of Public Works Environmental Division Natural Resources Branch. (U.S. Army Photo by Scott T. Sturkol, Public Affair Office, Fort McCoy, Wis.)

Col. Van Epps' visited Kansas City District programs and projects to meet with partners and district staff and learn how the District is working with the Heartland from Aug. 9 -- 11, 2022.

Silver Creek on South Post is shown Oct. 3, 2017, after work to remove a dam was completed there by the Wisconsin Department of Natural Resources in coordination with the Directorate of Public Works Environmental Division Natural Resources Branch at Fort McCoy, Wis. The West Silver Wetland Dam, located on Fort McCoy's South Post near the Sparta-Fort McCoy Airport, has been in place on Silver Creek since 1952 and now is in the process of being removed. Work to remove the West Silver Wetland Dam began in early July and was completed in August by a crew that specializes in improving streams and returning them to a natural state. (U.S. Army Photo by Scott T. Sturkol, Public Affairs Office, Fort McCoy, Wis.)

After several years of low tallies, bald eagles made a resurgence in the Fort Riley area during the 2018-2019 season. Compared to numbers observed last season –totaling little more than 50 – bald eagles observed Jan. 30 by wildlife biologist Mike Houck, environmental division, Directorate of Public Works, increased more than six-fold, topping 300.

Two Aleutian cackling geese soar through the sky near Massacre Bay at Attu Island, Alaska. The remote island is now home to its only remaining inhabitants – hundreds of migratory and Asiatic bird species.

Interior Least Terns nest in the sandbar islands in the Arkansas River and hatch little chicks like this one. Although the bird was removed from the Endangered Species list in 2020, it is still protected by the Migratory Bird Treaty Act, and the Tulsa District will continue to monitor its populations in the Arkansas and Red Rivers.

A prairie and grassland area at Badger Drop Zone is shown July 26, 2019, at Fort McCoy, Wis. The drop zone is a natural habitat for many rare butterflies and grassland species of birds, such as the grasshopper sparrow. Wildlife management and prairie land management at Fort McCoy is coordinated by the Directorate of Public Works Environmental Division Natural Resources Branch. (U.S. Army Photo by Scott T. Sturkol, Public Affairs Office, Fort McCoy, Wis.)

M1A1 Abrams Tanks assigned to 3rd Battalion, 67th Armored Regiment, 2nd Armored Brigade Combat Team, 3rd Infantry Division, return from the wash rack at Fort Stewart, Ga. Feb. 4, 2019. (U.S. Army photo by Spc. Andres Chandler/released)

Felipe Martinez (left), environmental quality specialist, City of Corpus Christi, educates students on how animal waste and garbage (pollution) can be hazardous to our local water sources, including ground water, storm water and drinking water during the Corpus Christi Army Depot Environmental Team-sponsored Earth Day Fair at Kolda Elementary School, Corpus Christi, Texas, April 24. More than a half-dozen local organizations came out to educate more than 500 students on the importance of preserving our environment, our watersheds and sea life.

A monarch butterfly sits on a butterfly weed July 26, 2019, in a training area at Fort McCoy, Wis. Personnel with the Directorate of Public Works Natural Resources Branch hosted two Butterfly Field Days for Fort McCoy community members to showcase conservation efforts on post and the rare butterflies they protect. (U.S. Army photo by Aimee Malone, Public Affairs Office, Fort McCoy, Wis.)

Bert Skillen, environmental compliance specialist, performs a pre-turnover inspection of the Wimberly Pit temporary debris staging and reduction site in Decatur County, Georgia Feb. 2. Skillen has visited the site several times to ensure compliance with National Environmental Policy Act.

JOINT BASE CAPE COD, Mass. -- Massachusetts Army National Guard (MAARNG) makes great progress mitigating past environmental impacts while increasing military training capabilities, earning them a 2020 First Place Award from the Secretary of the Army for Environmental Restoration (Installation). The IAGWSP has identified and destroyed over 1,591 UXOs, recovered more than 8,877 UXO Like anomalies. Photo of the IAGWSP staging area before they perform the required 2nd and final Safety certification for each piece of munitions related scrap, so that it can be recycled. (Courtesy Photo)

Advanced Geophysical Classification equipment is used by U.S. Army Corps of Engineers' contractors to search and analyze possible munitions in the area. Culebra Island, Puerto Rico is part of USACE's Formerly Used Defense Sites inventory and the Jacksonville District is responsible for the day to day management and clean-up of munitions on the portions of the island where authorized. Photo Courtesy by HydroGeoLogic, Inc."

An aerial shot of the insitu thermal conduction remediation (ISTCR) system at the Lake City Army Ammunition Plant, located in Independence, Missouri. (U.S. Army photo by Lake City Army Ammunition Plant)

An excavator operated by Bristol Environmental Remediation Services, LLC, digs up contaminated soil and old, rusted diesel drums June 20 during an environmental cleanup project at Attu Island. During the project, the U.S. Army Corps of Engineers-Alaska District oversaw the removal of about 10,000 tons of petroleum, oil and lubricant-contaminated soil; five tons of lead-contaminated soil; 70 tons of tar drums; and 52 above-ground storage tanks.