Data Tools
ORNL DAAC provides various tools and services to help researchers readily find and access data sets of interest. A broad categorization of the tools and their functionality is provided in the table below.
Functionality Matrix
| Tool Name | Description | Links | Data | Search | Visualization | Subsetting | Analysis | Services |
| Mercury Metadata Search |
Search for ORNL DAAC metadata and related data sets.
Provides free text, fielded, spatial, temporal and hierarchical search capabilities.
Filter, sort, save, subscribe and bookmark search results |
Tool Link Help |
Metadata |  |
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| MODIS Fixed Site | Obtain MODIS Land Product subsets for areas centered on more than 1,000 field sites and flux towers from around the world | Tool Link | Gridded | |
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| MODIS Global | Order MODIS Land Product subsets for any site, area (from 1 pixel up to 201 x 201 km), and time period globally. | Tool Link | Point Gridded |
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| MODIS Web Service | MODIS Land Product subsets through standards based SOAP (Simple Object Access Protocol) Web service. | Tool Link | Point Gridded |
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| Spatial Data Access | Visualize and download ORNL DAAC archived and other relevant geospatial data sets in various file formats, projection, and resolution using Open Geospatial Consortium (OGC) standards. | Tool Link Help |
Gridded | |
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| WebGIS | WebGIS is an Internet based technology that enables users to browse, query, and display spatial data using a standard web browser. | Tool Link Help |
Point Gridded |
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| THREDDS | Find, access, and subset limited datasets. Provides data using OpenDAP in a format useful for modeling. | Tool Link | Point Gridded |
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