-
Federal
Erosional Landforms Images
National Oceanic and Atmospheric Administration, Department of Commerce —
The hydrologic system, which includes all possible paths of motion of Earth's near-surface fluids including air and water, is largely responsible for the variety of... -
Federal
Faults Images
National Oceanic and Atmospheric Administration, Department of Commerce —
Through the study of faults and their effects, much can be learned about the size and recurrence intervals of earthquakes. Faults also teach us about crustal... -
Federal
NCEI/WDS Natural Hazards Image Database
National Oceanic and Atmospheric Administration, Department of Commerce —
Photographs and other visual media provide valuable pre- and post-event data for natural hazards. Research, mitigation, and forecasting rely on visual data for post-... -
Federal
Rockfalls and Slides Images
National Oceanic and Atmospheric Administration, Department of Commerce —
The slopes above streams and rivers are subjected to a variety of processes that cause them to recede and retreat from the river or stream channel. These processes,... -
Federal
Mudflows and Earthflows Images
National Oceanic and Atmospheric Administration, Department of Commerce —
The slopes above streams and rivers are subjected to a variety of processes that cause them to recede and retreat from the river or stream channel. These processes,... -
Federal
Slumps and Subsidence Images
National Oceanic and Atmospheric Administration, Department of Commerce —
The slopes above streams and rivers are subjected to a variety of processes that cause them to recede and retreat from the river or stream channel. These processes,... -
Federal
Seismic Creep, USA Images
National Oceanic and Atmospheric Administration, Department of Commerce —
Seismic creep is the constant or periodic movement on a fault as contrasted with the sudden rupture associated with an earthquake. It is a usually slow deformation of...