Geographic Information on the Web
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United States Census Bureau
The Census Bureau continually conducts dozens of other censuses and surveys, including the American Community Survey, the U.S. Economic Census, and the Current Population Survey. (From Wikipedia) -
United States Geological Survey
The USGS is a science organization that provides impartial information on the health of our ecosystems and environment, the natural hazards that threaten us, the natural resources we rely on, the impacts of climate and land-use change, and the core science systems that help us provide timely, relevant, and useable information. -
National Ocean Service
The NOS site offers interactive mapping tools that allow users to locate NOS products in any area in the United States and its territories through a metadata catalog. -
Bureau of Land Management
The BLM is responsible for carrying out a variety of programs for the management and conservation, of resources on 256 million surface acres. -
The World Factbook
Published by the CIA, the World Factbook marshals facts on every country, dependency, and geographic entity in the world. -
CIA Maps
Simple country maps produced by the CIA. Available free as they are public domain.
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Statistical Abstract - 2012 and Older
The authoritative and comprehensive summary of statistics on the social, political, and economic organization of the United States. Published by the Census Bureau, the StatAb also serves as a guide to sources of additional information both in print and on the Web. -
California Geological SurveyState of California Department of Conservation, California Geological Survey homepage
Evaluating Sources
The CRAAP Criteria:
- Currency
- Relevance
- Authority
- Accuracy
- Purpose
Government Websites
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U.S. Department of AgricultureNational Agricultural Library: Explore 217,077 full-text journal articles on the agricultural sciences
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USGS Library GuidesThe the largest earth science library in the world! Established in 1879 to build and organize a collection of scientific materials in the earth sciences, the U.S. Geological Survey Library is now the largest library for earth sciences in the world. The Library includes four central libraries and is part of Core Science Systems within the USGS.
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American Geosciences Institute: California resourcesExplore this site for information on Earth, science and people.
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Office of Coast Survey's Historical Map & Chart CollectionOffice of Coast Survey's Historical Map & Chart Collection covers the land and waters of the United States of America, including territories and possessions (past and present). The images are free to download.