Some Important Databases

1. Bibliographic
   1. GeoRef
2. Geographic
   1. Tiger Map Browser Tiger Map Browser, by the Sensus Bureau
3. Topographic
   1. ETOPO5 Global Topography on a 5 by 5 nautical mile grid, compiled by NOAA
   2. USTOPO United States Topography on a 1/120 by 1/120 nautical mile grid, compiled by NOAA
   3. Ridge Multibeam Data Synthesis, compiled by LDEO.
4. Solid Earth
   1. NGDC Data Repository
      1. Shorelines
      2. Marine Trackline Geophysics of Gravity, Magnetics, Topography
      3. Marine Sample Index to cores and dredges
   2. Deep Sea Sample Repository, compiled by LDEO
   3. Recent Earthquake Bulletin compiled by the USGS
   4. EPICWorld Earthquake Catalog compiled by the USGS
   5. PETDBPetrology Database, compiled by LDEO
5. Hydrographic
   1. Surface Water of the Nation The USGS's database of streamflow in the United States
6. Ocean & Atmospheres
   1. LEVITUS94 World Ocean Atlas 1994, compiled by the Ocean Climate Laboratory (OCL) at the National Oceanographic Data Center (NODC) containing Ocean Temperature and Chemistry (Annual, Seasonal, Monthly Climatologies)
   2. COADS Comprehensive Ocean-Atmosphere Data Set compiled by the National Climatic Data Center (NCDC), Environmental Research Laboratories A Historical Record of Ocean & Air Temp, wind, humidity
   3. WOA98 World Ocean Atlas 1998, an atlas of objectively analyzed fields of major ocean parameters.
   4. GCPS NOAA Baseline Climatological Dataset - Monthly Gridded Temperature and Precipitation Anomaly Data.