GIS Theory and Application

Water Resources Information

This gives the national water information mainly includes Real Time Water Data,Surface water data,Ground water data, Water quality data, water use etc. throughout the U.S.

Geography and Mapping Information

This gives the national geospatial and mapping information mainly includes landscapes, elevation, aerial mapping, remote sensing datas etc. thoughout the U.S. The U.S. Geological Survey is collecting and undating the information.

Oceanic Information

This gives the global oceanic information mainly includes sea level, ocean temperature, waves, oxygen, nutrients, beach temperature etc.

Climatic Data Information

This gives the Climatic information mainly includes temperatures,freeze frost datas,precipitation, wind climatology etc.

Agricultural Information

This gives the Agricultural information mainly Agricultural inputs, Agricultural productivity, Agriculture cropping practices, Farm employment, Farm machinery practices etc.It is maintained by the economic research service of U.S. Department of Agriculture.

Wetlands Inventory

This gives the wet land information mainly wetland coverages and others

Transportation Network

This spatialdatabase includes the Geospatial database of transportation realated information of U.S. In this site, transport facilities and transport network are mainly described.

Population Information

This gives the Population and demographic information of present and past. Further the projection of national and state population are also given in this datebase.

Hydrological Remote Sensing Center

This gives the Remote sensing information of snow water depth, snow temperatures, snow sevaporation, modeled and observed snow information, historic snow data etc.

Natural Resources

This gives the Natural Resources information mainly inventory of soil,plants information, lands,forest,built-up infrastructures etc.