A:
AGRICOLA (AGRICultural OnLine Access) - Search a bibliographic database of citations to the literature of agriculture [Department of Agriculture (USDA), Agriculture Research Service (ARS), National Agricultural Library (NAL)]

Abandoned Mine Lands (AML) - Homepage of the Abandoned Mine Lands (AML) initiative programs supporting actions to remedy contaminations associated with hard rock mining. Includes data from the Upper Animas River and Boulder River, bibliography of reports, and pictures. [Department of the Interior, U.S. Geological Survey (USGS)]

Agricultural Resource Management Survey (ARMS) - Survey data on agricultural resource use and costs and farm financial conditions [Department of Agriculture (USDA)]

Alaska Geospatial Data Clearinghouse (AGDC) - Clearinghouse for the description and availability of multiple geospatial datasets relating to Alaska from many federal, state and local cooperating agencies under the coordination of the Alaska Geographic Data Committee [Department of the Interior, U.S. Geological Survey (USGS)]

C:
Coastal and Marine Geology Program of the USGS - Describes marine and coastal geologic systems [Department of the Interior, U.S. Geological Survey (USGS)]

E:
Eastern Oregon Agricultural Research Center (EOARC) - Develop agricultural and natural resource strategies that maintain or enhance intermountain forest and shrub steppe ecosystems [Department of Agriculture (USDA), Agriculture Research Service (ARS)]

G:
GeoCommunicator - Gateway to land management and land records [Multiple agencies involved, Department of the Interior, Bureau of Land Management (BLM) and Department]

Geologic hazards: landslides - Links to information on the geologic hazard landslides including landslide program, landslide events, people and projects, landslide mitigation program, program publications and searchable bibliography. [Department of the Interior, U.S. Geological Survey (USGS)]

Geology - Homepage about the Geology Discipline with links to whats new, publications, real-time hazards information, GEODE - Geologic Data Explorer, partnerships, fellowship program, and major science programs. [Department of the Interior, U.S. Geological Survey (USGS)]

Global change research - earth surface dynamics - Homepage for USGS Global Change Research projects which seek to understand the interrelationships among earth surface processes, ecological systems, and human activities. Links to projects with descriptions and products and downloadable poster. [Department of the Interior, U.S. Geological Survey (USGS)]

Great Basin Information Project - Provides consolidated and efficient access to biological information, maps and images about the Great Basin and the Columbia Plateau Regions. [Department of the Interior, U.S. Geological Survey (USGS), National Biological Information Infrastructure]

L:
Land use history of North America (LUHNA) - Report prepared with NASA on the importance of a historical context for understanding ongoing changes in land cover and land use in North America and the effect on the environment. Site contains primarily contents of a book edited by T.D.Sisk. [Department of the Interior, U.S. Geological Survey (USGS)]

N:
National Estuary Program (NEP) - Provides information, maps, contacts, and program overviews [Environmental Protection Agency (EPA)]

National Interagency Fire Center (NIFC) - Support center for wildland firefighting [Multiple agencies involved]

National Park Service Handbooks - Provides information about National Park Service publications available for sale from the U.S. Government Bookstore [Government Printing Office]

National Resources Inventory (Natural Resources Conservation Service) - Statistcally based sample of land use and natural resource conditions and trends on U.S. nonfederal lands [Department of Agriculture (USDA)]

National Sedimentation Laboratory (NSL) - Research dealing with the processes of soil erosion, transport and deposition of sediment, movement of chemicals on upland areas and in streams, water quality, and the ecological well-being of streams [Department of Agriculture (USDA), Agriculture Research Service (ARS)]

National Water Management Center (NWMC) - Provides leadership, assistance, information and technology on water-related issues to support natural resources conservation [Department of Agriculture (USDA), Natural Resources Conservation Service (NRCS)]

Natural Resources Conservation Service (NRCS), Dept. of Agriculture - This site relates to general information about the Natural Resources Conservation Service and provides quick links to maps, facts, figures, data, tech information, soils, wetlands, grazing lands and buffers. You can also access materials on water quality [Department of Agriculture (USDA), Natural Resources Conservation Service (NRCS)]

Natural Resources Monitoring Partnership - Cooperative Monitoring Protocols Library and Monitoring Locator System, hosted by the NBII. [Multiple agencies involved, National Biological Information Infrastructure]

O:
ORNL Environmental Sciences - Conducts research on earth sciences, ecological management, environmental data science and systems, microbial systems biology, social sciences, and terrestrial ecology [Department of Energy (DOE), Oak Ridge National Laboratory (ORNL)]

P:
PORTAL to Global Environmental Datasets - Links to sources of data (and meta-data) on global spatial environmental/scientific data sets [Department of Commerce (DOC), National Oceanic and Atmospheric Administration (NOAA)]

S:
San Francisco Bay Area Regional Database (BARD) - Homepage for downloading or viewing Digital Elevation Models (DEMs), Digital Line Graphs (DLGs), Digtial Raster Graphics (DRGs), and Digital Orthophotos images with standards, NSDI description, and metadata [Department of the Interior, U.S. Geological Survey (USGS)]

Science Information System (SIS) - Database of USGS Biological Resources' research projects [Department of Agriculture (USDA), Biological Resources Division (BRD)]

Smithsonian Environmental Resource Center - Research on linkages of land and water ecosystems in the coastal zone and provides society with knowledge to meet critical environmental challenges in the 21st century. [Ad Hoc Organizations, Smithsonian Institution]

Social Sciences Institute (SSI) - Collaborates with organizations to develop and transfer practical technologies that support a voluntary approach to accomplish natural resource conservation [Department of Agriculture (USDA), Natural Resources Conservation Service (NRCS)]

State of the Land - Provides data and analysis on land use, soil erosion and soil quality, water quality, wetlands, and other issues regarding the conservation and use of natural resources [Department of Agriculture (USDA), Natural Resources Conservation Service (NRCS)]

U:
USDA-NASS Census of Agriculture - A complete accounting of agricultural production in the U.S. down to the county level, Census is taken every five years [Department of Agriculture (USDA)]

V:
Vegetation Mapping Program, USGS-National Park Service (NPS) - A cooperative effort to classify, describe, and map vegetation communities in over 270 U.S. national park units with links to overview, standards, products, and applications [Department of the Interior, U.S. Geological Survey (USGS), National Biological Information Infrastructure (NBII)]

W:
Watershed Information Network (WIN) - A roadmap to information and services for protecting and restoring water resources [Environmental Protection Agency (EPA)]