Surface pools on the edge of West Long Lake in the Teshekpuk Lake Special Use Area of Alaska’s North Slope. These pools are formed by permafrost. During the summer months, snow and ice melt and the water remains pooled on the surface, resulting in thousands of pools and lakes that support wildlife.
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Surface pools Teshekpuk Lake
Surface pools on the edge of West Long Lake in the Teshekpuk Lake Special Use Area of Alaska’s North Slope. These pools are formed by permafrost. During the summer months, snow and ice melt and the water remains pooled on the surface, resulting in thousands of pools and lakes that support wildlife.
Nesbett Courthouse
This simplified diagram of the Nesbett Courthouse shows how the building, completed in 1996, is meant to respond to ground movement that might occur below and beside it during an earthquake.
This simplified diagram of the Nesbett Courthouse shows how the building, completed in 1996, is meant to respond to ground movement that might occur below and beside it during an earthquake.
Tule white-fronted goose in the Kahiltna Valley, Alaska, in 1984
Tule white-fronted goose in the Kahiltna Valley, Alaska, in 1984Tule white-fronted goose in the Kahiltna Valley, Alaska, in 1984.
Tule white-fronted goose in the Kahiltna Valley, Alaska, in 1984
Tule white-fronted goose in the Kahiltna Valley, Alaska, in 1984Tule white-fronted goose in the Kahiltna Valley, Alaska, in 1984.
Black Brant Flock, Ice Cape, Alaska
Black Brant Flock. Photo taken at Icy Cape study site. Icy Cape is part of the National Petroleum Reserve-Alaska (NPR-A) on the Arctic Coastal Plain. This was one of many study site locations of waterbird-oriented ecosystem studies in the National Petroleum Reserve-Alaska from 1974-1992.
Black Brant Flock. Photo taken at Icy Cape study site. Icy Cape is part of the National Petroleum Reserve-Alaska (NPR-A) on the Arctic Coastal Plain. This was one of many study site locations of waterbird-oriented ecosystem studies in the National Petroleum Reserve-Alaska from 1974-1992.
Landscape of Icy Cape, Alaska
Landscape photo of Icy Cape Alaska that is part of the National Petroleum Reserve-Alaska (NPR-A) on the Arctic Coastal Plain. This was one of many study site locations of waterbird-oriented ecosystem studies in the National Petroleum Reserve-Alaska from 1974-1992.
Landscape photo of Icy Cape Alaska that is part of the National Petroleum Reserve-Alaska (NPR-A) on the Arctic Coastal Plain. This was one of many study site locations of waterbird-oriented ecosystem studies in the National Petroleum Reserve-Alaska from 1974-1992.
Waterfowl flying over the water at Icy Cape, Alaska
Waterfowl flying over the water at Icy Cape, AlaskaWaterfowl flying over the water at Icy Cape, Alaska. Icy Cape is part of the National Petroleum Reserve-Alaska (NPR-A) on the Arctic Coastal Plain. This was one of many study site locations of waterbird-oriented ecosystem studies in the National Petroleum Reserve-Alaska from 1974-1992.
Waterfowl flying over the water at Icy Cape, Alaska
Waterfowl flying over the water at Icy Cape, AlaskaWaterfowl flying over the water at Icy Cape, Alaska. Icy Cape is part of the National Petroleum Reserve-Alaska (NPR-A) on the Arctic Coastal Plain. This was one of many study site locations of waterbird-oriented ecosystem studies in the National Petroleum Reserve-Alaska from 1974-1992.
Long-tailed Jaeger chick, Alaska
Long-tailed Jaeger chick, Alaska. Photo taken at Icy Cape study site. Icy Cape is part of the National Petroleum Reserve-Alaska (NPR-A) on the Arctic Coastal Plain. This was one of many study site locations of waterbird-oriented ecosystem studies in the National Petroleum Reserve-Alaska from 1974-1992.
Long-tailed Jaeger chick, Alaska. Photo taken at Icy Cape study site. Icy Cape is part of the National Petroleum Reserve-Alaska (NPR-A) on the Arctic Coastal Plain. This was one of many study site locations of waterbird-oriented ecosystem studies in the National Petroleum Reserve-Alaska from 1974-1992.
landscape 5 of Icy Cape, Alaska
1980 photo of biologist sitting on land at Icy Cape Alaska. Icy Cape is part of the National Petroleum Reserve-Alaska (NPR-A) on the Arctic Coastal Plain. This was one of many study site locations of waterbird-oriented ecosystem studies in the National Petroleum Reserve-Alaska from 1974-1992.
1980 photo of biologist sitting on land at Icy Cape Alaska. Icy Cape is part of the National Petroleum Reserve-Alaska (NPR-A) on the Arctic Coastal Plain. This was one of many study site locations of waterbird-oriented ecosystem studies in the National Petroleum Reserve-Alaska from 1974-1992.
Biologist measuring long-tailed Jaeger chick, Alaska
Biologist measuring long-tailed Jaeger chick, AlaskaBiologist measuring long-tailed Jaeger chick at study site at Icy Cape Alaska. Icy Cape is part of the National Petroleum Reserve-Alaska (NPR-A) on the Arctic Coastal Plain. This was one of many study site locations of waterbird-oriented ecosystem studies in the National Petroleum Reserve-Alaska from 1974-1992.
Biologist measuring long-tailed Jaeger chick, Alaska
Biologist measuring long-tailed Jaeger chick, AlaskaBiologist measuring long-tailed Jaeger chick at study site at Icy Cape Alaska. Icy Cape is part of the National Petroleum Reserve-Alaska (NPR-A) on the Arctic Coastal Plain. This was one of many study site locations of waterbird-oriented ecosystem studies in the National Petroleum Reserve-Alaska from 1974-1992.
Lemming, Icy Cape, Alaska
Biologist holding lemming. Photo taken at Icy Cape study site. Icy Cape is part of the National Petroleum Reserve-Alaska (NPR-A) on the Arctic Coastal Plain. This was one of many study site locations of waterbird-oriented ecosystem studies in the National Petroleum Reserve-Alaska from 1974-1992.
Biologist holding lemming. Photo taken at Icy Cape study site. Icy Cape is part of the National Petroleum Reserve-Alaska (NPR-A) on the Arctic Coastal Plain. This was one of many study site locations of waterbird-oriented ecosystem studies in the National Petroleum Reserve-Alaska from 1974-1992.
Bairds Sandpiper nest at Point Storkersen, Alaska
Collecting habitat information at a Baird's Sandpiper nest study site at Point Storkersen on the Arctic coastal plain of Alaska. This was one of many study site locations of waterbird-oriented ecosystem studies in the National Petroleum Reserve-Alaska from 1974-1992.
Collecting habitat information at a Baird's Sandpiper nest study site at Point Storkersen on the Arctic coastal plain of Alaska. This was one of many study site locations of waterbird-oriented ecosystem studies in the National Petroleum Reserve-Alaska from 1974-1992.
Caribou on the tundra at Point Storkersen, Alaska
Caribou on the tundra at Point Storkersen on the Arctic coastal plain of Alaska. This was one of many study site locations of waterbird-oriented ecosystem studies in the National Petroleum Reserve-Alaska from 1974-1992.
Caribou on the tundra at Point Storkersen on the Arctic coastal plain of Alaska. This was one of many study site locations of waterbird-oriented ecosystem studies in the National Petroleum Reserve-Alaska from 1974-1992.
Blooming moss campion at Point Storkersen on the Arctic coastal plain of Alaska
Blooming moss campion at Point Storkersen on the Arctic coastal plain of AlaskaPhoto of moss campion flowering at Point Storkersen on the Arctic coastal plain of Alaska. Moss campion or cushion pink, is a small mountain-dwelling wildflower that is common all over the high arctic and tundra. This was one of many study site locations of waterbird-oriented ecosystem studies in the National Petroleum Reserve-Alaska from 1974-1992.
Blooming moss campion at Point Storkersen on the Arctic coastal plain of Alaska
Blooming moss campion at Point Storkersen on the Arctic coastal plain of AlaskaPhoto of moss campion flowering at Point Storkersen on the Arctic coastal plain of Alaska. Moss campion or cushion pink, is a small mountain-dwelling wildflower that is common all over the high arctic and tundra. This was one of many study site locations of waterbird-oriented ecosystem studies in the National Petroleum Reserve-Alaska from 1974-1992.
Banded Buff-breasted Sandpiper chick at Point Storkersen, Alaska
Banded Buff-breasted Sandpiper chick at Point Storkersen, AlaskaBanded Buff-breasted Sandpiper chick at Point Storkersen on the Arctic coastal plain of Alaska. This was one of many study site locations of waterbird-oriented ecosystem studies in the National Petroleum Reserve-Alaska from 1974-1992.
Banded Buff-breasted Sandpiper chick at Point Storkersen, Alaska
Banded Buff-breasted Sandpiper chick at Point Storkersen, AlaskaBanded Buff-breasted Sandpiper chick at Point Storkersen on the Arctic coastal plain of Alaska. This was one of many study site locations of waterbird-oriented ecosystem studies in the National Petroleum Reserve-Alaska from 1974-1992.
Scientist examining the body condition of a Buff-breasted Sandpiper chick
Scientist examining the body condition of a Buff-breasted Sandpiper chickShorebird nests and broods were monitored daily as part of a long-term study to determine reproductive success of multiple species. The tundra habitat around Pt. Storkersen supports a diversity of shorebird and waterfowl species.
Scientist examining the body condition of a Buff-breasted Sandpiper chick
Scientist examining the body condition of a Buff-breasted Sandpiper chickShorebird nests and broods were monitored daily as part of a long-term study to determine reproductive success of multiple species. The tundra habitat around Pt. Storkersen supports a diversity of shorebird and waterfowl species.
Northwest Island Lake, Alaska
Northwest Island Lake located in the Teshekpuk Lake Special Management Area of the National Petroleum Reserve-Alaska (NPR-A) on the Arctic Coastal Plain. This area provides important habitat for migratory birds. This was one of many study site locations of waterbird-oriented ecosystem studies in the National Petroleum Reserve-Alaska from 1974-1992.
Northwest Island Lake located in the Teshekpuk Lake Special Management Area of the National Petroleum Reserve-Alaska (NPR-A) on the Arctic Coastal Plain. This area provides important habitat for migratory birds. This was one of many study site locations of waterbird-oriented ecosystem studies in the National Petroleum Reserve-Alaska from 1974-1992.
Arctic Foxes on the Arctic coastal plain of Alaska
Arctic Foxes on the Arctic coastal plain of AlaskaTwo Arctic Foxes at Point Storkersen on the Arctic coastal plain of Alaska. This was one of many study site locations of waterbird-oriented ecosystem studies in the National Petroleum Reserve-Alaska from 1974-1992.
Arctic Foxes on the Arctic coastal plain of Alaska
Arctic Foxes on the Arctic coastal plain of AlaskaTwo Arctic Foxes at Point Storkersen on the Arctic coastal plain of Alaska. This was one of many study site locations of waterbird-oriented ecosystem studies in the National Petroleum Reserve-Alaska from 1974-1992.
A flock of waterfowl flying over Izembek Lagoon
A flock of waterfowl flying over Izembek Lagoon on the outskirts of Izembek National Wildlife Refuge on the Alaska Peninsula. Scientists observed the response of Black Brant and other geese to the disturbance of aircraft overflights during a long-term study in the 1980s.
A flock of waterfowl flying over Izembek Lagoon on the outskirts of Izembek National Wildlife Refuge on the Alaska Peninsula. Scientists observed the response of Black Brant and other geese to the disturbance of aircraft overflights during a long-term study in the 1980s.
Repeat oblique photographs of Gulkana glaciers in Alaska.
Repeat oblique photographs of Gulkana glaciers in Alaska.Repeat oblique photographs of Gulkana glaciers in Alaska. 1967, Unknown USGS photographer. 2016, L. Sass, USGS.
Repeat oblique photographs of Gulkana glaciers in Alaska.
Repeat oblique photographs of Gulkana glaciers in Alaska.Repeat oblique photographs of Gulkana glaciers in Alaska. 1967, Unknown USGS photographer. 2016, L. Sass, USGS.
Repeat oblique photographs of Wolverine glacier in Alaska.
Repeat oblique photographs of Wolverine glacier in Alaska.Repeat oblique photographs of Wolverine glacier in Alaska. 1966 image by unknown USGS photographer; 2015 image by L. Sass, USGS.
Repeat oblique photographs of Wolverine glacier in Alaska.
Repeat oblique photographs of Wolverine glacier in Alaska.Repeat oblique photographs of Wolverine glacier in Alaska. 1966 image by unknown USGS photographer; 2015 image by L. Sass, USGS.
New control tower for Anchorage International Airport
New control tower for Anchorage International AirportAlbum caption: New control tower for Anchorage International Airport, built by Federal Aviation Agency at a cost of \$850,000. One of the first of the new 0-type towers in the nation, it was operational by February, 1965. Anchorage district, Cook Inlet region, Alaska. n.d. (Photo by Federal Aviation Agency).
New control tower for Anchorage International Airport
New control tower for Anchorage International AirportAlbum caption: New control tower for Anchorage International Airport, built by Federal Aviation Agency at a cost of \$850,000. One of the first of the new 0-type towers in the nation, it was operational by February, 1965. Anchorage district, Cook Inlet region, Alaska. n.d. (Photo by Federal Aviation Agency).