Black-footed ferret at borrow entrance investigating scientific equipment laying on ground. The black-footed ferret is one of the most endangered mammals in North America.
For more information about the status of black-footed ferrets visit...
A gray wolf fitted with a radio collar is released into the wild. The gray wolf or Canis lupus, often known simply as the wolf, is the largest extant wild member of the Canidae family. Though once abundant over much of Eurasia, North Africa and...
Environmental Sciences; Aerial photography; Contaminants; Environmental quality; Erosion; Human impacts; Industries; Mineral industry; Mining; Pollutants; Pollution, Water; Public policies; Rivers and streams; Soil degradation; Water pollution;
Aerial view of sand and gravel mine at edge of river, showing environmental damage hidden from public view by tree lines, and siltation of river due to runoff and erosion. Near towns of Hartland and Plainfield, Vermont.
Environmental Sciences; Agriculture; Environmental quality; Erosion; Farms and farming; Human impacts; Ranching; Soil conservation; Soil management; Water conservation; Water management;
Water loss and erosion from irrigation runoff due to unregulated watering.
Environmental Sciences; Chemical spills; Contaminants; Environmental quality; Human impacts; Industries; Mineral industry; Mining; Pollutants; Pollution, Water; Rivers and streams; Water pollution;
Videographer recording effects of acid mine runoff in stream in Preston County, West Virginia.
Public health warning sign for elevated levels of selenium in fish and waterfowl taken from the Stewart Lake Waterfowl Management Area in Stewart, Utah, posted by the Utah Department of Health.
Trash is sometimes dumped on national wildlife refuges. Here is an example of where people have dumped household refuse at a refuge. This requires additional resources to clean up an haul away these materials.
Grass carp is an Asian fish species that was imported into the United States in the 1960s. Because many conservationists wanted to reduce human dependencies on use of toxic chemicals, This introduction was considered to be an alternative to...
