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![]() NASA's data could fill Library of Congress 300 times NASA-GODDARD NEWS RELEASE Posted: February 12, 2005 The largest scientific data system on the planet, the Earth Observing System Data and Information System (EOSDIS), is providing users around the world with unprecedented access to huge amounts of important information about the Earth's environment. Five years after the launch of the flagship satellite, Terra, the current volume of available data is 4 petabytes (4 followed by 15 zeros), the equivalent of a DVD movie with a running time of more than 160 years or the equivalent of enough information to fill the Library of Congress 300 times. The EOSDIS supports a diverse customer base of over 17,000 users, including researchers, federal, state, and local governments, the commercial remote sensing community, teachers, museums, and the general public. The EOSDIS stores environmental measurements collected from over 30 satellites, including NASA's EOS satellites (e.g., Terra, Aqua, Aura, ICESat). These satellites provide images of the entire surface of the Earth every day as well as three-dimensional information about the atmosphere up through the stratosphere. They are capturing amazing geological events, as well as building a long-term database to provide scientists with important information needed to understand how our planet's environment may be changing, including:
"The EOSDIS has been a boon to the Earth science research community", said Dr. Carl A. Reber, the EOSDIS Project Scientist. "The availability of, and relatively easy access to, all these data are facilitating unprecedented studies into land and ice cover, the oceans and the atmosphere, as well as encouraging steps toward multi-discipline investigations utilizing information from all the above disciplines." |
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