Associated Societies

American Association of Stratigraphic Palynologists (AASP)
American Institute of Professional Geologists (AIPG)
American Quaternary Association (AMQUA)
American Rock Mechanics Association (ARMA)
American Society of Limnology and Oceanography (ASLO)
Association for Women Geoscientists (AWG)
Association of American State Geologists (AASG)
Association of Earth Science Editors (AESE)
Association of Environmental and Engineering Geologists (AEG)
Association of Geoscientists for International Development (AGID)
Council on Undergraduate Research Geosciences Division (CUR)
The Clay Minerals Society
Cushman Foundation (CF)
Environmental & Engineering Geophysical Society (EEGS)
Geochemical Society (GS)
Geoscience Information Society (GSIS)
Groundwater Resources Association of California (GRA)
History of Earth Sciences Society (HESS)
International Association of Geochemistry (IAGC)
International Association of Hydrogeologists (IAH)
Karst Waters Institute (KWI)
The Mineralogical Society (MS)
Mineralogical Society of America (MSA)
National Association of Black Geologists and Geophysicists (NABGG)
National Association of Geoscience Teachers (NAGT)
National Cave and Karst Research Institute (NCKRI)
National Earth Science Teachers Association (NESTA)
National Ground Water Association (NGWA)
Paleontological Research Institution (PRI)
Paleontological Society (PS)
Sigma Gamma Epsilon (SGE)
Seismological Society of America (SSA)
Society for Sedimentary Geology (SEPM)
Society of Economic Geologists (SEG)
Society of Vertebrate Paleontology (SVP)

  Allied Societies

American Association of Petroleum Geologists (AAPG)
American Water Resources Association (AWRA)
Asociación Geológica Argentina (AGA)
Geological Association of Canada (GAC)
Geological Society of Australia (GSAus)
Geological Society of London (GSL)
Geological Society of South Africa (GSSA)
National Association of State Boards of Geology (ASBOG®)
Sociedad Geológica Mexicana, A.C. (SGM)
Soil Science Society of America (SSSA)

  Collaborative Web Sites

biogeosciences.org
The Carbonate Network
Climate and Cryosphere
Deep Time Geosystems
The Paleontology Portal

  Federal Agencies

U.S. Geological Survey
USGS Govt. Indicator locator service
National Science Foundation
National Park Service, Geological Resources
Environmental Protection Agency
NASA
White House Office of Science and Technology Policy

  U.S. Congress

The House of Representatives
The Senate
The Library of Congress
Project Vote Smart — Locate Members of Congress

  Other Geoscience Organizations

American Geological Institute (AGI)
American Geophysical Union (AGU)
Association of Applied Geochemists (AAG)
Deep Foundations Institute (DFI)
Drilling, Observation and Sampling of the Earth's Continental Crust (DOSECC)
Ecological Society of America (ESA)
International Union of Geological Sciences (IUGS)
International Commission on Stratigraphy (ICS)
National Science Teachers Association (NSTA)
Canadian Institute of Mining and Metallurgy (CIM)
Mineralogical Association of Canada (MAC)

  General Science Organizations

The Royal Society
American Association for the Advancement of Science (AAAS)