American pika in the Northern Cascades. American pikas occupy talus slopes in mountain ecosystems throughout western North America.
Images
American pika in the Northern Cascades. American pikas occupy talus slopes in mountain ecosystems throughout western North America.
Satellite image of Jackson Glacier with 2015 perimeter outlined in orange, 9/25/2015
Satellite image of Jackson Glacier with 2015 perimeter outlined in orange, 9/25/2015
Measurement stakes are carried across Sperry Glacier in Glacier National Park, Montana, during spring mass balance field work in 2019.
Measurement stakes are carried across Sperry Glacier in Glacier National Park, Montana, during spring mass balance field work in 2019.
Researchers get organized to begin mass balance field work after skiing to Sperry Glacier.
Researchers get organized to begin mass balance field work after skiing to Sperry Glacier.
Researchers get organized to begin mass balance field work after skiing to Sperry Glacier.
Researchers get organized to begin mass balance field work after skiing to Sperry Glacier.
Snow core measurements help scientists determine snow density, which is used to determine the mass balance of Sperry Glacier.
Snow core measurements help scientists determine snow density, which is used to determine the mass balance of Sperry Glacier.
Mule deer investigating a game camera in Madison Valley, Montana.
Mule deer investigating a game camera in Madison Valley, Montana.
USGS employees and Flathead National Forest staff dig pits in the snow to examine snow structure and depth for avalanche research and forecasting in northwest Montana.
USGS employees and Flathead National Forest staff dig pits in the snow to examine snow structure and depth for avalanche research and forecasting in northwest Montana.
The Garden Wall weather station in Glacier National Park (elev. 7400 feet) is used for avalanche research and forecasting along the Going-to-the-Sun Road. It records air temperature, relative humidity, wind speed and direction, and incoming and outgoing shortwave and longwave radiation.
The Garden Wall weather station in Glacier National Park (elev. 7400 feet) is used for avalanche research and forecasting along the Going-to-the-Sun Road. It records air temperature, relative humidity, wind speed and direction, and incoming and outgoing shortwave and longwave radiation.
USGS staff ski to and from the Garden Wall weather station in Glacier National Park (elev. 7400 feet) to complete maintenance and examine the snowpack for avalanche research.
USGS staff ski to and from the Garden Wall weather station in Glacier National Park (elev. 7400 feet) to complete maintenance and examine the snowpack for avalanche research.
Hikers in Glacier National Park use the new USGS ScienceCache geocaching mobile application. This scientific geocaching mobile application framework consists of a website and app to help engage geo-cachers, youth, and scientists in citizen science.
Hikers in Glacier National Park use the new USGS ScienceCache geocaching mobile application. This scientific geocaching mobile application framework consists of a website and app to help engage geo-cachers, youth, and scientists in citizen science.
Grinnell Glacier (J Scurlock, 09/15/16) has retreated to the mostly shaded, upper confines of the basin.
Grinnell Glacier (J Scurlock, 09/15/16) has retreated to the mostly shaded, upper confines of the basin.
Large moraines at the base of Logan Glacier (2016) mark the extent of the glacier before it began its retreat around 1850 AD.
Large moraines at the base of Logan Glacier (2016) mark the extent of the glacier before it began its retreat around 1850 AD.
Grinnell Glacier, GNP - 2016
Grinnell Glacier, GNP - 2016
Grinnell Glacier, GNP - 2016
Grinnell Glacier, GNP - 2016
Grinnell Glacier, GNP - 2016 (terminus)
Grinnell Glacier, GNP - 2016 (terminus)
Swiftcurrent Glacier 2016 (port)
Swiftcurrent Glacier 2016 (port)
Invasive black and white tegu lizards (Salvator merianae). USGS is working on development of tools for the detection and capture of invasive reptiles in Florida.
Invasive black and white tegu lizards (Salvator merianae). USGS is working on development of tools for the detection and capture of invasive reptiles in Florida.
Grinnell Glacier Ridge 2016
Grinnell Glacier Ridge 2016
USGS personnel maintaining weather station on Sperry Glacier in Glacier National Park
USGS personnel maintaining weather station on Sperry Glacier in Glacier National Park
Greater Yellowstone Area ice patches, northwestern Wyoming
Greater Yellowstone Area ice patches, northwestern Wyoming