This is an unmaintained course material, please see current material at:
Free on-line geospatial data and web GIS
See licensing for every product.
- General sources
- Data.gov, a general U.S. Government open data catalog
- USGS National map
- USGS National map URLs for services
- NC OneMap
- NC Spatial Data Download: QL2 2014 LiDAR data
- Google Earth
- Google Earth Engine
- Topography
- USGS NED, NLCD from National Map Viewer (NED – National Elevation Data, NLCD – National Land Cover Data)
- Elevation derivatives for National Applications (EDNA)
- USGS Center for LIDAR Information (CLICK)
- Digital Coast (includes former LDART)
- SRTM Shuttle Radar Topography Mission
- SRTM V4 Data: Global DEM
- NC digital flood maps and lidar elevation data
- OpenTopography, lidar data (includes e.g. Haiti earthquake)
- Lidar online: sharing lidar data from all over the world
- Natural and environmental conditions
- USGS Global Land cover data portal
- Open Land service (China, GEO, ISPRS) Global Land cover data portal
- LANDEX: map locations with similar land cover pattern
- LANDSAT imagery: global locator
- USGS Emergency Response (HDDS), hazards data
- State Climatology Office
- North Carolina groundwater data
- Real-time water data (streams and lakes)
- EPA surf your watershed
- EPA Air quality
- USDA natural resources data
- MODIS (Moderate Resolution Imaging Spectroradiometer)
- Socio-economic conditions, energy, transportation
Updated August 15, 2014, small update August 7, 2015.