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• Arctic Inventory & Monitoring Network (33)
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Showing 154 results for ARCN ...

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Boreal shrub and tree expansion promotes soil warming

• Type: Article

Read the abstract and get the link to an article published in Environmental Research Letters that connects vegetation shift to warming Arctic and Boreal soils under vegetation. Kropp, H., M. M. Loranty, S. M. Natali, A. L. Kholodov, A. V. Rocha, … J. A. O’Donnell … et al. 2020. Shallow soils are warmer under trees and tall shrubs across Arctic and Boreal ecosystems. Environmental Research Letters.

Increasing temperatures in Alaska national parks

• Type: Article

Read the abstract and link to a paper that describes increasing temperatures and their effects on permafrost in northern parks: Swanson, D. K., P. J. Sousanes, and K. Hill. 2021. Increased mean annual temperatures in 2014-2019 indicate permafrost thaw in Alaskan national parks. Arctic, Antarctic, and Alpine Research 53(1): 1-19.

Arctic Inventory & Monitoring Network

The role of old carbon in aquatic food webs

• Type: Article

Read a summary and get the link to this article that looks at the use of old carbon in Arctic fish food webs and potential impacts of climate change: Stanek, A.E., Carey, M.P., O'Donnell, J.A., Laske, S.M., Xu, X., Dunton, K.H., von Biela, V.R. 2024. Arctic fishes reveal a gradient in radiocarbon content and use. Limnology and Oceanography Letters.

Memory influences where Western Arctic Herd caribou spend the winter

• Type: Article

Read a summary and get the link to a published paper that describes how caribou decide where to spend the winter based on previous experience. Gurarie, E., C. Beaupré, O. Couriot, M. D. Cameron, W. F. Fagan, and K. Joly. 2024. Evidence for an adaptive, large-scale range shift in a long-distance terrestrial migrant. Global Change Biology 30 (11): e17589.

Arctic Inventory & Monitoring Network

Caribou in the same herd have different strategies for winter

• Type: Article

Read a summary and get the link to a published article on caribou migration. Joly, K., M. D. Cameron, and R. G. White. In press. Behavioral adaptation to seasonal resource scarcity by Caribou (Rangifer tarandus) and its role in partial migration. Journal of Mammalogy.

Rock Creek Park

Joan of Arc Statue

• Type: Place

The Joan of Arc Statue is the only equestrian statue of a woman in Washington, DC. Joan of Arc was a heroic French figure who claimed to receive religious visions telling her to fight for France and overthrow the English during the Hundred Years' War. Upon her capture and trial at the hands of the English, she was burned at the stake, leading the Catholic church to recognize her as a martyr in 1456. She was beatified in 1909 and canonized in 1920.

Methane Changes in the Wetlands of Beringia

• Type: Article

Read a summary and get the link to an article on methane changes in Beringia since the last Glacial Maximum, in: Fuchs, M., M. Jones, E. Gowan, S. Frolking, K. W. Walter Anthony, G. Grosse, B. Jones, L. Brosius, J. A. O’Donnell, and C. Treat. 2024. Potential methane flux from Beringian coastal wetlands during the last deglaciation. Quaternary Science Reviews 344: 108976.

American Battlefield Protection Program

The Hard Reality of Fort Pillow: Interpreting the Massacre of US Colored Troops in 1864

• Type: Article

With assistance from the NPS American Battlefield Protection Program’s Battlefield Interpretation Grant, Fort Pillow State Historic Park seeks to enhance battlefield interpretation through an augmented reality (AR) mobile application and interpretive waysides. The project aims to preserve and enhance the historic integrity of the battlefield, while also making it more accessible and engaging to modern audiences.

New Research Shows Why Arctic Streams Are Turning Orange

• Type: Article

In the pristine Brooks Range in Arctic Alaska, streams are turning bright orange and fish are disappearing, threatening the well-being of local communities. A recent scientific paper reveals why.

NPS Geodiversity Atlas—Noatak National Preserve, Alaska

• Type: Article

Each park-specific page in the NPS Geodiversity Atlas provides basic information on the significant geologic features and processes occurring in the park.

NPS Geodiversity Atlas—Kobuk Valley National Park, Alaska

• Type: Article

Each park-specific page in the NPS Geodiversity Atlas provides basic information on the significant geologic features and processes occurring in the park.

NPS Geodiversity Atlas—Gates Of The Arctic National Park, Alaska

• Type: Article

Each park-specific page in the NPS Geodiversity Atlas provides basic information on the significant geologic features and processes occurring in the park.

NPS Geodiversity Atlas—Bering Land Bridge National Preserve, Alaska

• Type: Article

Each park-specific page in the NPS Geodiversity Atlas provides basic information on the significant geologic features and processes occurring in the park.

NPS Geodiversity Atlas—Cape Krusenstern National Monument, Alaska

• Type: Article

Each park-specific page in the NPS Geodiversity Atlas provides basic information on the significant geologic features and processes occurring in the park.

Bent's Old Fort National Historic Site

Rear Bastion

• Type: Place

Archeological work was able to uncover the arc of a wall, still well-marked on the inner edge by scorched discolorations. The diameter of this tower was measured at 20.85 ft.

Metals released from thawing permafrost are rusting Arctic streams

• Type: Article

Read the abstract and get the link to a published paper on how permafrost thaw is releasing metals into streams and turning them orange: O'Donnell, J. A., M. P. Carey, J. C. Koch, C. Baughman, K. Hill, C. E. Zimmerman, P. F. Sullivan, R. Dial, T. Lyons, D. J. Cooper, and B. A. Poulin. 2024. Metal mobilization from thawing permafrost to aquatic ecosystems is driving rusting of Arctic streams. Communications Earth & Environment 5: 268.

Updated Species Database Will Help Boost Amphibian Conservation Across the National Park System

• Type: Article

To steward amphibians effectively, managers need basic information about which species live in parks. But species lists need constant maintenance to remain accurate. Due to recent efforts, the National Park Service now has an up-to-date amphibian species checklist for almost 300 parks. This information can serve as the basis for innumerable conservation efforts across the nation.

Arctic Inventory & Monitoring Network

Zackary Delisle - Ecologist

• Type: Article

Zackary Delisle is an ecologist with the Arctic I&M Network, leading work on Dall's sheep and brown bears.

Arctic Inventory & Monitoring Network

How Arctic rivers respond to hydrological disturbances

• Type: Article

Read the abstract and get the link to this article about hydrological response to disturbance in Arctic streams: Shogren, A. J., J. P. Zarnetske, B. W. Abbott, A. L. Grose, A. F. Rec, J. Nipko, C. Song, J. A. O’Donnell, and W. B. Bowden. 2024. Hydrology controls dissolved organic carbon and nitrogen export and post-storm recovery in two Arctic headwaters. JGR Biogeosciences 129(2): e2023JG007583.

Detecting Icing Events

• Type: Article

Read the abstract and get the link to a published article on detecting icing events in: Bartsch, A., H. Bergstedt, G. Pointner, X. Muri, K. Rautiainen, L. Leppänen, K. Joly, A. Sokolov, P. Orekhov, D. Ehrich, and E. M. Soininen. 2023. Towards long-term records of rain-on-snow events across the Arctic from satellite data. The Cryosphere 17(2): 889-915.