{"thcode":61,"term":{"code":14,"name":"coastal processes","parent":4,"scope":"oceanographic and geologic processes that cause changes to the shoreline and coastal zone."},"uf":[],"bt":[{"code":4,"name":"natural agents of coastal change","parent":3,"scope":"natural phenomena that cause changes in coastal processes, landscapes, and ecosystems."},{"code":3,"name":"agents of coastal change","parent":2,"scope":"natural phenomena and human activities that cause changes in coastal processes, landscapes, and ecosystems."},{"code":2,"name":"coastal change hazards topics","parent":1,"scope":null},{"code":1,"name":"Marine Realms Information Bank (MRIB) keyword categories","parent":null,"scope":null}],"nt":[{"code":18,"name":"coastal landsliding","parent":14,"scope":"used for both subaerial and submarine landsliding in the coastal zone."},{"code":15,"name":"currents","parent":14,"scope":"used for all ocean currents in the nearshore environment, including longshore, tidal, and rip currents."},{"code":19,"name":"river discharge","parent":14,"scope":"interpreted broadly to include the discharge of water, sediment, debris, and contaminants."},{"code":20,"name":"seiches","parent":14,"scope":"standing waves (\"sloshing\") in an enclosed or partially enclosed body of water such as a lake, harbor, or bay; may be caused by strong winds or seismic disturbances."},{"code":21,"name":"storm surge","parent":14,"scope":"abnormal rise in sea level accompanying low-pressure weather systems such as tropical cyclones."},{"code":22,"name":"storms","parent":14,"scope":"low-pressure weather systems including tropical cyclones (hurricanes and typhoons) and extratropical cyclones (winter storms)."},{"code":26,"name":"tides","parent":14,"scope":"the cyclic rise and fall of sea level due to gravitational forces and the rotation of the Earth."},{"code":27,"name":"tsunamis","parent":14,"scope":"waves produced by submarine earthquakes or landslides, known informally as \"tidal waves\" (although unrelated to the tides)."},{"code":28,"name":"waves","parent":14,"scope":"used for waves acting as agents of erosion and sediment transport in coastal and nearshore environments."},{"code":29,"name":"wind","parent":14,"scope":"used for damaging winds that accompany winter storms and tropical cyclones."}],"rt":[]}