The NASA Global Change Master Directory (GCMD) holds more than 25,000 descriptions of Earth science data sets and services covering all aspects of Earth and environmental sciences, including Agriculture, Atmosphere, Biological Classification, Biosphere, Climate Indicators, Cryosphere, Human Dimensions, Land Surface, Oceans, Paleoclimate, Solid Earth, Spectral Engineering, Sun-Earth Interactions, and Terrestrial Hydrosphere.
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Research Data Allliance (RDA)
The Research Data Alliance (RDA) builds the social and technical bridges that enable open sharing of data. The RDA vision is researchers and innovators openly sharing data across technologies, disciplines, and countries to address the grand challenges of society.