Images

This is an image taken in 2015 of Sperry Glacier in Glacier National Park. Accoriding to data released by the USGS, the warming climate has dramatically reduced the size of 39 glaciers in Montana since 1966, some by as much as 85 percent.

USGS scientists drilling a research core near Waco, Texas. This core was drilled by USGS during field work for an oil and gas assessment for the Eagle Ford of the Gulf Coast Basins. Cores like these provide information on the various rock layers, such as their make-up, their age, etc.

USGS scientists drilling a research core near Waco, Texas. This core was drilled by USGS during field work for an oil and gas assessment for the Eagle Ford of the Gulf Coast Basins. Cores like these provide information on the various rock layers, such as their make-up, their age, etc.

USGS crews are taking measurements following a flash flood event in Hildale, Utah.

USGS scientist Brad Slaugh measures streamflow following a flash flood event in Hildale, Utah.

USGS scientist Brad Slaugh measures streamflow following a flash flood event in Hildale, Utah.

USGS scientist Brad Slaugh taking measurements following a flash flood event in Hildale, Utah.

A photo of the new USGS streamgage on the Lavaca River at Hallettsville, Texas.

Animas River downstream from Silverton, Colorado, showing right and left bank areas where streambed sediment sample was collected near USGS stream gage at site A72 (USGS site ID 09359020). Latitude 37.789964, Longitude -107.667394.

A drill core from near Waco, Texas. This core was drilled by USGS during field work for an oil and gas assessment for the Eagle Ford of the Gulf Coast Basins. Cores like these provide information on the various rock layers, such as their make-up, their age, etc.

A drill core from near Waco, Texas. This core was drilled by USGS during field work for an oil and gas assessment for the Eagle Ford of the Gulf Coast Basins. Cores like these provide information on the various rock layers, such as their make-up, their age, etc.

A drill core from near Waco, Texas. This core was drilled by USGS during field work for an oil and gas assessment for the Eagle Ford of the Gulf Coast Basins. Cores like these provide information on the various rock layers, such as their make-up, their age, etc.

Female and cub polar bear on land near Kaktovik, Alaska

An acoustic Doppler current profiler is being used to measure discharge at Manatee Springs, Florida.

Ohio River at Ironton, OH - AVM equipment install

Ohio River at Ironton OH - USGS staff Shawn LeMaster and Paul Bruenderman making a boat measurment

Ohio River at Ironton, OH - view of bridge

Ohio River at Ironton, OH - view of the bridge

Ohio River at Ironton, OH - view of the tower after the equipment pipes install.

Ohio River at Ironton, OH - water quality construction

Cuyahoga River at Independence OH - moderate debris