ODP - Open Directory Project
"The Open Directory Project is the largest, most comprehensive human-edited directory of the Web. It is constructed and maintained by a vast, global community of volunteer editors."
Regional: North_America: United_States: Science_and_Environment: Government_Agencies:
See also:
- Regional: North America: United States: Government: Executive Branch (2,041)
- Regional: North America: United States: Government: Research Institutes (3)
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