Add or Modify Descriptions in the GCMD
A free user account is required for adding and/or modifying descriptions in the GCMD.
Please link to the EOSDIS User Registration System (URS) to create a new account or reset your password. If you already have a URS account, you may use your preexisting account.
You may choose any of the links below to add or modify descriptions when you have your account.
- Data set description (DIF)
- Data service description (SERF)
- Project or Campaign description
- Instrument description
- Platform description
- Data Center description
- Climate Diagnostic description
Online docBUILDER guide: Learn how to use the docBUILDER tool
Online guides for describing all of the metadata fields are available below:
- The Directory Interchange Format (DIF) Writer's Guide for data sets.
- The Services Entry Resources Format (SERF) Writer's Guide for data services.
- The Writer's Guide for Ancillary Descriptions.
- The Climate Diagnostic (CD) Writer's Guide for visualizations.


