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Images described and linked on this webpage come from a wide variety of USGS science activities and presentations performed by USGS Science Center staff members in the Region 7: Upper Colorado Basin. A search tool is provided to narrow the number of image files shown.
USGS scientist Sasha Reed studies sites where different climate conditions are being mimicked to determine effect on biocrusts.
USGS scientist Sasha Reed studies sites where different climate conditions are being mimicked to determine effect on biocrusts.
USGS scientists created outdoor testing plots where large squares of biocrusts were exposed to different warming and precipitation factors over time.
USGS scientists created outdoor testing plots where large squares of biocrusts were exposed to different warming and precipitation factors over time.
USGS scientists created outdoor testing plots where large squares of biocrusts were exposed to different warming and precipitation factors over time.
USGS scientists created outdoor testing plots where large squares of biocrusts were exposed to different warming and precipitation factors over time.
Biocrusts provide soil stability and prevent erosion. Soil is the foundation where plants live; if soil is not stable, native plants can have difficulty growing.
Biocrusts provide soil stability and prevent erosion. Soil is the foundation where plants live; if soil is not stable, native plants can have difficulty growing.
Greater Yellowstone Area ice patches, northwestern Wyoming
Greater Yellowstone Area ice patches, northwestern Wyoming
This photo was taken off of Deadmans Road in Red Feather Lakes, Colorado.
This photo was taken off of Deadmans Road in Red Feather Lakes, Colorado.
Danny Stahle catalogs a sample taken from a Whitebark Pine (Pinus albicalus) that died ~5,300 years before present as conditions cooled and the ice patch expanded.
Danny Stahle catalogs a sample taken from a Whitebark Pine (Pinus albicalus) that died ~5,300 years before present as conditions cooled and the ice patch expanded.
Lucas watches Danny Stahle catalog a sample taken froma long frozen Whitebark Pine (Pinus albicalus).
Lucas watches Danny Stahle catalog a sample taken froma long frozen Whitebark Pine (Pinus albicalus).
Danny Stahle assesses the preservation of Whitebark Pine melting out of an ice patch.
Danny Stahle assesses the preservation of Whitebark Pine melting out of an ice patch.
Craig Lee and a group of archeologist take a break and enjoy the scenery while standing over the coolers (white boxes) containing the ice core samples.
Craig Lee and a group of archeologist take a break and enjoy the scenery while standing over the coolers (white boxes) containing the ice core samples.
Researchers retrieving ice cores from an ice patch located on the Beartooth Plateau, Wyoming.
Researchers retrieving ice cores from an ice patch located on the Beartooth Plateau, Wyoming.
Mike Jayred, Nathan Challman, Rachel Reckin, and Danny Stahle work to lift an section of ice core from several meters deep in the ice patch.
Mike Jayred, Nathan Challman, Rachel Reckin, and Danny Stahle work to lift an section of ice core from several meters deep in the ice patch.
Mike Jayred, Nathan Challman, Rachel Reckin, and Danny Stahle work to lift an section of ice core from several meters deep in the ice patch.
Mike Jayred, Nathan Challman, Rachel Reckin, and Danny Stahle work to lift an section of ice core from several meters deep in the ice patch.
Mike Jayred, Nathan Challman, Rachel Reckin, and Danny Stahle work to lift an section of ice core from several meters deep in the ice patch.
Mike Jayred, Nathan Challman, Rachel Reckin, and Danny Stahle work to lift an section of ice core from several meters deep in the ice patch.
Field assistants prepare the trail and drilling location.
Field assistants prepare the trail and drilling location.
Danny Stahle, Rachel Reckin, and Sari Dersam prepare the trail and drilling location.
Danny Stahle, Rachel Reckin, and Sari Dersam prepare the trail and drilling location.
Mike Jayred cares the "Priaire Dog" Ice Drill to the coring location.
Mike Jayred cares the "Priaire Dog" Ice Drill to the coring location.
Mike Jayred and Nathan Chellman work to level the ice drill to begin taking the core. Craig Lee stabilizes the platform.
Mike Jayred and Nathan Chellman work to level the ice drill to begin taking the core. Craig Lee stabilizes the platform.
Mike Jayred runs the drill while Greg Pederson stabilizies the outer barrel. Craig Lee and Danny Stahle wait to assist with extraction of the first meter of ice.
Mike Jayred runs the drill while Greg Pederson stabilizies the outer barrel. Craig Lee and Danny Stahle wait to assist with extraction of the first meter of ice.
Craig Lee holds the ice drill with the end of the first ice core segment exposed. The sample will next be measured, logged, and processed in the field.
Craig Lee holds the ice drill with the end of the first ice core segment exposed. The sample will next be measured, logged, and processed in the field.
Nathan Chellman, Mike Jayred and Lucas (Dog) stage equipment on the drilling platform.
Nathan Chellman, Mike Jayred and Lucas (Dog) stage equipment on the drilling platform.