NASA DIS Project

The ORNL DAAC Spatial Data Access Tool (SDAT) is a suite of Web-based applications that enable users to visualize and download spatial data in user-selected spatial/temporal extents, file formats, and projections. SDAT incorporates Open Geospatial Consortium (OGC) standard Web services, including Web Coverage Service (WCS), Web Map Service (WMS), and Web Feature Service (WFS). The SDAT provides ORNL DAAC-archived data sets and additional relevant data products including agriculture, atmosphere, biosphere, climate indicators, human dimensions, land surface, oceans, terrestrial hydrosphere data ...橡树岭国家实验室分布式主动存档中心（Oak Ridge National Laboratory Distributed Active Archive Center, ORNL DAAC）空间数据访问工具（Spatial Data Access Tool，SDAT）是一套基于网页的应用套件，可支持用户依据自定义的空间、时间范围、文件格式与投影参数，对空间数据开展可视化操作与下载。该工具集成了开放地理空间联盟（Open Geospatial Consortium, OGC）标准网页服务，涵盖网络覆盖服务（Web Coverage Service, WCS）、网络地图服务（Web Map Service, WMS）以及网络要素服务（Web Feature Service, WFS）。SDAT可提供ORNL DAAC存档的数据集，以及农业、大气、生物圈、气候指标、人文维度、陆面、海洋、陆地水圈等相关补充数据产品。