S: S-wave S-wave shadow zone SA saber toothed cat safety sagebrush Sahara Sahel saline residue salinity salt salt water intrusion saltation sample sample data sampling San Andreas Fault San Bernardino Mountains San Francisco San Francisco Bay San Francisco Bay Area San Francisco Earthquake San Gabriel Fault San Gabriel Mountains sand sand bar sand boil sand dune sand wave sand-spit sandstone sandy soil Santa Cruz Santa Cruz Mountains satellite satellite remote sensing saturated zone Saturn Saudi Arabia scattered data scavenging Schaeffer Dixon and Associates science scientific method scientific purpose Scotland Scott Bogue Scott Jenkins Scott Paterson scour and fill scouring Scripps Center for Coastal Studies Scripps Institution of Oceanography sea sea cave sea cliff sea floor sea floor spreading sea level sea level change sea level rise sea stack sea water sea-floor spreading seabed seafloor seamount season seawall second secondary wave secular sediment sedimentary sedimentary bed sedimentary petrologist sedimentary rock sedimentary structure sedimentation sedimentologist segmentation seiche seismic seismic engineering seismic gap seismic hazard seismic moment seismic monitoring seismic profile seismic reflection seismic reflection line seismic refraction seismic refraction line seismic sea wave seismic sounding seismic wave seismic zone seismicity seismogenic seismogram seismograph seismological research seismologists seismology seismometer semi-arid semi-conductor serial number serpentine sexual reproduction shadow zone shale shallow water shape Shapefile shear shear stress shear wave shell Shelley M. Cox shield shield volcano ship-tow simulator shore shoreline shot sidescan Sierra Nevada silica silicate silicon sill sillimanite silt siltstone Silurian silver simulation single convection cell sinkhole slab slate slickensides slip slip face slip model slip rate slipping slope slump snout snow snow crystal snow line snowball garnet snowfall Soda Lake sodium soft bond soil soil conservation soil erosion soil management soil moisture soil profile soil survey solar flare solar power solar radiation Solar System solar wind solid sorting sound wave source source rock South Africa South America South Pole Southeast Asia Southern California Southwestern United States Soviet Union spectra spectral acceleration spectral band spectrum speed speleology speleothem spiny anteater sponge spore spreading center spreading rate spring St. Petersburg Field Center stability stable oxygen isotope stacking staff stalactite stalagmite standard deviation Stanford University Stanley Aramic star state State University of New York - Buffalo station steam steel steel knife Stephen M. Scott Stephen Scott Steve Mirich stick-slip stochastic stock stone stoping storm strain strain rate strata stratigrapher stratovolcano streak stream stream capture stream course stream delta stream terrace strength stress stress drop striation strike strike-slip fault stromatolite strong motion structural geologist structural geology structure study region sub-sample data subduction subduction zone sublimation submarine canyon submersible subsidence subsurface subsurface structure subtropic subtropical desert Sudan sulfur sulfur dioxide sulfuric acid summit vent Sun Sunset Crater supercontinent Superior Province superposition surf surface faulting surface tension surface water surface wave surface wave magnitude suspect terrane suspended load suspension Sutter's Mill swamp swampy bayou swash zone swath Swiss sycamore syncline
U.S. Department of the Interior | U.S. Geological Survey URL: http://walrus.wr.usgs.gov/infobank/programs/html/school/S_keywords.html Page Contact: InfoBank staff Page Last Modified: Fri Mar 6 05:23:48 PST 2009 (wcs)