Images

A male Blackbird in field grass.

A native squirrel treefrog in Florida.

This photo shows a road salt storage stockpile that is awaiting use for pavement deicing, Port of Milwaukee, WI. The use of salt to deice pavement can be harmful to aquatic life in urban streams. The USGS is involved in studies that focus on the influence of winter runoff on aquatic ecosystems.

A native green treefrog in Florida.

This image was created using Tri-Decadal Global Landsat Orthorectified ETM+ Pan-Sharpened data, and draped with National Elevation Dataset (NED) data.

Visit the Landsat Missions website to learn more about Landsat.

Clear cool water over a limestone rock and gravel riverbed is characteristic of many Texas Hill County Creeks and Rivers. 

Lake Martin, a popular spot for bird-watching, fishing and boating, is part of The Nature Conservancy’s Cypress Island Preserve. The site, located in St. Martin Parish, Louisiana, is a beautiful example of a bald cypress swamp. The first case of Snake Fungal Disease in a free-ranging wild snake in Louisiana was documented by a USGS scientist from there in 2015.

Lake Martin, a popular spot for bird-watching, fishing and boating, is part of The Nature Conservancy’s Cypress Island Preserve. The site, located in St. Martin Parish, Louisiana, is a beautiful example of a bald cypress swamp. The first case of Snake Fungal Disease in a free-ranging wild snake in Louisiana was documented by a USGS scientist from there in 2015.

Firefighters surrounded by clouds of smoke and dust of the World Trade Center after the terrorist attacks of September 11, 2001. Photographer's Mate 2nd Class Jim Watson, U.S. Navy.

USGS scientist collecting samples at Crater Lake, Oregon.

At 68 hours post fertilization, this laboratory produced sturgeon egg is about ready to hatch.

Scientist Jonathan Godt samples a landslide headscarp in Alameda County, CA.

An array of rocks with vegetation interspersed.

Ayers Rock (Uluru) and vegetation.

Snow covers the coniferous trees and low-lying vegetation on either side of a calm stream or river.

Snow covers the coniferous trees and low-lying vegetation on either side of a calm stream.

Storage tanks for produced water from natural gas drilling in the Marcellus Shale gas play of western Pennsylvania.

Irrigation systems in Central California Valley Ecoregion: Single-field irrigation ditch.

Conversions of grassland/shrubland and agriculture to developed land were two common land-cover changes in Southern and Central California Chaparral and Oak Woodlands Ecoregion.

The gaging station has been removed, but the approximate position of the original camera can be established from the background mountains.

The tongue of the Malaspina Glacier, the largest glacier in Alaska, fills most of this image. The Malaspina lies west of Yakutat Bay and covers 1,500 sq mi (3,880 sq km).