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Knowledgebase : Global Change Master Directory (GCMD)
The GCMD holds more than 29,000 Earth science data set and service descriptions, which cover subject areas within the Earth and environmental sciences. The project mission is to assist researchers, policy makers, and the public in the discovery of and acc...
If you have a data set or service that is relevant to global change, consider advertising to the scientific community through the GCMD using the docBUILDER metadata authoring tool. The GCMD is not limited to governmental datasets nor is it restricted t...
A GCMD "portal" is defined as a virtual subset of the complete content of the directory. Recognizing the importance of customization for partner organizations, the staff generates subset views of the GCMD directory through "conceptual" portals. Portals...
The GCMD has made it very easy for the public to locate the data sets they desire. All the metadata are stored in a relational database that is accessed via several search interfaces. Search Options: * Earth Science Keywords: Search results can ...
The GCMD contains descriptions of data sets covering all disciplines that produce and use data to help us understand our changing planet. The GCMD includes metadata from disciplines including atmospheric science, biology, oceanography, ecology, geology...
* EARTH SCIENCE DATA SET DESCRIPTIONS * Directory Interchange Format (DIF) * Describes Earth Science and Climate Data * More information: http://gcmd.nasa.gov/add/difguide/whatisadif.html [1] * EARTH SCIENCE DATA SERVICE DESCRIPTIONS * S...