Geography HOME - Subjects


" is a global science gateway—accelerating scientific discovery and progress through a multilateral partnership to enable federated searching of national and international scientific databases and portals.




The full-text online interactive Holt Rinehart Winston World Atlas. Use the atlas by clicking on the continent and then on the country name to learn specific facts about each country.




Use Google Earth to search for specific locations worldwide via satellite imagery, topographical or geographical maps.


oneGeology logo


Use this dynamic portal to explore and map geological data anywhere in the world.


About Search Engine- Geography: Includes maps and geographic information about every country and state as well as a vast resource for students and others interested in geography.


California Geoportal: The California Department of Technology has provided this interactive Geoportal that integrates existing GIS software with a geography based search capability. Map galleries and a learning center facilitate access to geographic data information.


Climate Analysis Branch: The CAB of the Physical Sciences Division of the NOAA strives to advance national capabilities to interpret the causes of observed climate variations, and to apply this knowledge to improve climate models and forecasts. Included are research results, experimental forecasts and links to interactive plotting and analysis pages.


Country Studies: "A continuing series of books prepared by the Federal Research Division of the Library of Congress under the Country Studies/Area Handbook Program sponsored by the Department of the Army. This online series presently contains studies of 100 countries. Countries that were previously in multi-country volumes are now available individually."


Country Watch: Use your Los Rios Library User name and Password to access this site from home because the site is provided by LRCCD. This site offers a variety of information on specific countries including an overview of the country, political and economic conditions, and environmental issues. It also includes wire service stories for each country. This is the best place to start researching a country.  


David Rumsey Map Collection: "The David Rumsey Historical Map Collection has over 15,800 maps online. The collection focuses on rare 18th and 19th century North American and South American maps and other cartographic materials. Historic maps of the World, Europe, Asia, and Africa are also represented. Collection categories include antique atlas, globe, school geography, maritime chart, state, county, city, pocket, wall, childrens, and manuscript maps."


Digital Library for Earth System Education: "DLESE supports Earth system science education by providing access to high-quality collections of educational resources, eEarth data sets and imagery, including the tools and interfaces that enable their effective use in educational settings. Support services are intended to help educators and learners effectively create, use, and share educational resources. Communication networks are provided to facilitate interactions and collaborations across all dimensions of Earth system education."


Earth and Ocean Sciences, "This site is a gateway to government science information and research results and provides a search of over 36 scientific databases and 200 million pages of science information with just one query, and is a gateway to 1,850+ scientific websites. Two major types of information are included—selected authoritative science websites and databases of technical reports, journal articles, conference proceedings, and other published materials."


Earth Sciences & Topographic Map Library: The UC Berkely Library provides topographic maps show the physical geography of an area, often including elevation of the terrain and depth of water. Topographic map sets form the core of the map collection in the Earth Sciences & Map Library, covering every country in various scales, time periods, and languages.


Earth Science World: Earth Science World offers information geoscience, and provides acces to it's image bank, which contains photographs of all aspects of Earth Science, available to the public, educators, and the geoscience community free of charge.


Encyclopedia of Earth: The "new electronic reference about the Earth, its natural environments, and their interaction with society. The Encyclopedia is a free, fully searchable collection of articles written by scholars, professionals, educators, and experts who collaborate and review each other's work. The articles are written in non-technical language and will be useful to students, educators, scholars, professionals, as well as to the general public."


Federal Land Records: Maintained by the Bureau of Land Management and the General Land Office, this site offers researchers a source of information on the initial transfer of land titles from the Federal government to individuals. Also available is image access to more than three million Federal land title records for Eastern Public Land States, issued between 1820 and 1908. Although very comprehensive, the site does not currently contain every Federal title record.


Geographic Information System: A Source for Mapping Technology, the GISPortal provides Geographic Information System (GIS) industry information.


Geographic Names Information System: Use the USGS Search Engine to find maps of U.S. and its Territories.


Geographic Names Online: This Getty Thesaurus is intended to provide terminology and other information about the places important to various disciplines that specialize in material culture. The TGN includes names and associated information about places. Places in TGN include administrative political entities (e.g., cities, nations) and physical features (e.g., mountains, rivers). Current and historical places are included.


Groundwater Biology:  A list of recommended websites researched by Giuseppe L. Pesce, professor in the Department of Environmental Sciences, University of L'Aquila, Italy.


Ibiblio: "Home to one of the largest "collections of collections" on the Internet, is a conservancy of freely available information, including software, music, literature, art, history, science, politics, and cultural studies. is a collaboration of the Center for the Public Domain and The University of North Carolina - Chapel Hill."


Landsat Program: "The Landsat Program is a series of Earth-observing satellite missions jointly managed by NASA and the U.S. Geological Survey. Since 1972, Landsat satellites have collected information about Earth from space. This science, known as remote sensing, has matured with the Landsat Program."


NationMaster: "A massive central data source and a handy way to graphically compare nations. NationMaster is a vast compilation of data from such sources as the CIA World Factbook, UN, and OECD.


Nations Online: " The mission of this portal is to give you access to online information about the immense potential of creative power of the cultures of Earth, to views, visions and knowledge of humankind."


National Association of State Chief Information Officers: A directory of State profiles, with state government links, and state statistics.


Oceanic and Atmospheric Research Office: "The Office of Oceanic and Atmospheric Research (OAR) or "NOAA Research" works in partnership with other organizational units of the National Oceanic and Atmospheric Administration. NOAA Research provides better forecasts, earlier warnings for natural disasters and a greater understanding of the Earth. Our role is to provide unbiased science to better manage the environment, nationally and globally."


Perry-Castañeda Library Map Collection: Links to maps include special interest, such as Foot-and-Mouth Disease spread, and general interest, which includes continents and regions.


Portals to the World: "Provided by the Library of Congress, Portals to the World contains selective links providing authoritative, in-depth information about the nations and other areas of the world. They are arranged by country or area with the links for each sorted into a wide range of broad categories. The links were selected by Area Specialists and other Library staff using Library of Congress selection criteria."


United Nations Common Database (UNCDB): "UNCDB provides selected series from numerous specialized international data sources for all available countries and areas."

U.S. Gazetteer: "This gazetteer is used to identify places to view with the Tiger Map Server and obtain census data from the 1990 Census Lookup server."


U.S. Geological Survey Maps, Imagery, and Publications: The USGS provides portals to Geospatial Maps, Geologic Maps, and the online National Map. The imagery on this site includes aerial photographs, satellite images, and image galleries.


Weather Underground, Inc.: Go here to get local weather information in the United States and the World.


Wind Energy Resource Atlas: "This atlas estimates wind energy resource for the United States and its territories. and indicates general areas where a high wind resource may exist. This information is valuable to wind energy developers and potential wind energy users because it allows them to choose a general area of estimated high wind resource for more detailed examination."


World Database On Protected Areas: The WDPA is a comprehensive global spatial dataset on marine and terrestrial protected areas, internationally recognised as major tools in conserving species and ecosystems. Up to date information on protected areas is essential to enable a wide range of conservation and development activities. Since 1981 UNEP-WCMC, through its Protected Areas Programme, has been compiling this information and making it available to the global community. The WDPA is a joint project of UNEP and IUCN, produced by UNEP-WCMC and the IUCN World Commission on Protected Areas working with governments and collaborating NGOs.


World Digital Library Project: The WDL makes available on the Internet, free of charge and in multilingual format, significant primary materials which include manuscripts, maps, rare books, musical scores, recordings, films, prints, photographs, and architectural drawings from countries and cultures around the world. Items on the WDL may easily be browsed by place, time, topic, type of item, and contributing institution, or can be located by an open-ended search, in several languages. The WDL was developed by a team at the U.S. Library of Congress, with contributions by partner institutions in many countries; the support of United Nations Education.

Atlapedia Online: "Includes maps and geographic information about every country and state as well as a vast resource for students and others interested in geography."


Atlas of Our Changing Environment: "This interactive atlas from the United Nations Environment Programme provides useful information to all interested in both natural and human-made changes in our planet over the last 30-40 years."


Bureau of Land Management: "The BLM manages public land resources for a variety of uses, such as energy development, livestock grazing, recreation, and timber harvesting, while protecting a wide array of natural, cultural, and historical resources, many of which are found in the BLM's 27 million-acre National Landscape Conservation System. "


California Cooperative Oceanic Fisheries Investigations: "CalCOFI are a unique partnership of the California Department of Fish and Game, NOAA Fisheries Service and Scripps Institution of Oceanography. The organization was formed in 1949 to study the ecological aspects of the sardine population collapse off California. Current focus has shifted to the study of the marine environment off the coast of California, the management of its living resources, and monitoring the indicators of El Nino and climate change."


California Energy Policy: Information on Energy Policies from the California Energy Commission. Links in the left-hand column will take you to previous Inegrated Energy Policy Reports (IEPRs). Refer to the latest-adopted IEPR listed in the left-hand column for full information and materials on energy policies. The calendar links in the right-hand column will take you activities under the current IEPR proceeding.


Center for International Earth Science Information Network: "The Center for International Earth Science Information Network (CIESIN) was established in 1989 as an independent non-governmental organization to provide information that would help scientists, decision-makers, and the public better understand the changing relationship between human beings and the environment."


Encyclopedia of Earth: This site is "a new electronic reference about the Earth, its natural environments, and their interaction with society. The Encyclopedia is a free, fully searchable collection of articles written by scholars, professionals, educators, and experts who collaborate and review each other's work."


Geology of National Parks: Use the standard photo tour tab on each National Park webpage to locate individual trail maps by location thoughout the United States.


Historical Map and Chart Collection: "The Office of Coast Survey's Historical Map & Chart Collection is a rich archive of high-resolution images capturing a vast wealth of the U.S. government's historical surveying and mapping. The collection of over 35,000 scanned images - covering offshore and onshore sites - includes some of the Nation's earliest nautical charts, bathymetric maps, city plans, and Civil War battlefield maps."


Immigrant Ships Transcribers Guild: A group of volunteers dedicated to making our ancestors' immigration records easy and convenient to find has developed this site to make ships' passenger lists available online, at no cost to the researcher. They have transcribed more than 5,000 ships' passenger lists, citing over 1/2 million passenger arrivals.


Institute for Marine Remote Sensing: The IMaRS at the University of South Florida focuses on the analysis of digital data obtained by satellite and airborne sources, and on the development of applications of these data at local, regional, and global scales.


Journey of Mankind: "The Bradshaw Foundation, in association with Stephen Oppenheimer, presents a virtual global journey of modern man over the last 160,000 years." This website makes it possible to follow human migration patterns throughout the world.


Lamont-Doherty Earth Observatory: Located at Columbia University, this website has information about climate, oceans, and environmental terrestrial ecology including the latest developments about Biosphere 2.


Map History: Old maps, early maps— non-current maps in general—are the subject of this site. Use this site to find free information about old maps, both on the web and in the real world. The site's 120 'pages' offer comment and guidance, and over 6,500 annotated links selected for relevance and quality. Iinformation is logically organised in a directory structure, Follow the links, use the index or explore via the Sitemap to see the full range of resources available.


Maps of the World: The free maps section on this site has a huge inventory of maps over various themes that includes the world, continents, countries, US counties and other miscellaneous maps.


Mexico in Figures: Mexican geographical data by national, state and municipal level. Click on the "English" box in the center of the page to see statistics in English.


National Atlas: Renewable energy sources are energy sources that are continually replenished. These include energy from water, wind, the sun, geothermal sources, and biomass sources such as energy crops.


National Geographic: "Resource for scientific discovery, travel, exploration, photography, maps, and news, featuring multimedia applications, live webcams, and educational tools from the National Geographic Society."


National Park Service: "Established by President Woodrow Wilson in 1916, the National Park Service is a bureau of the U.S. Department of the Interior managing the 401 parks of the National Park System. The NPS also helps to admister affiliated sites such as the Register of Historic Places, National Heritage Areas, Wild and Scenic Rivers, Historic Landmarks, and Trails."


National Scenic and Historic Trails: "National Historic Trails are extended trails that closely follow a historic trail or route of travel of national significance. Designation identifies and protects historic routes, historic remnants, and artifacts for public use and enjoyment. The Bureau of Land Management is responsible for over 5,343 miles of 11 National Historic Trails."


National Trails System Publications: An extensive list of links prepared by the National Trails System through the National Park Service. Most of the PDF studies are free tull-text documents dating back to 1965, with current updates. Examples of trail studies include: Mormon Trail, Oregon Trail and Lewis and Clark Trail; Pony Express Stations of Utah, and Alaskan Gold Rush Trails. As some files are very large, the NPS recommends downloading the files to a hard drive as opposed to viewing over the internet.


National Weather Service: The NWS provides weather, hydrologic, and climate forecasts and warnings for the United States, its territories, adjacent waters and ocean areas, for the protection of life and property and the enhancement of the national economy. NWS data and products form a national information database and infrastructure which can be used by other governmental agencies, the private sector, the public, and the global community. The NWS is a component of the National Oceanic and Atmospheric Administration (NOAA). NOAA is an Operating Unit of the U.S. Department of Commerce.


SeaWeb: This site features information, programs and resources focusing on the major threats to the ocean: overfishing and destructive fishing practices; pollution, uncontrolled coastal development, introduction of invasive species, damming of rivers, destruction of the ozone layer, and global climate change.


Tahoe Environmental Research Center: "The Tahoe Environmental Research Center (TERC) is dedicated to research, education and public outreach on lakes and their surrounding watersheds and airsheds. Lake ecosystems include the physical, biogeochemical and human environments, and the interactions among them. The Center is committed to providing objective scientific information for restoration and sustainable use of the Lake Tahoe Basin."


Trails Maps - Historic: USGS Links to their archive of historic trail maps in the United States.


Trails West: This website is very helpful for mapping California emigrant trails for historical purposes. Informative photo tours of each trail are available for free viewing, and interpretive guides can be purchased from the website. The library may have purchased selected guides; check the library catalog for available titles.


US Energy Information Administration: "The EIA collects, analyzes, and disseminates independent and impartial energy information to promote sound policymaking, efficient markets, and public understanding of energy and its interaction with the economy and the environment."


USGS Library: This site provides USGS reports on earth science. Most publications located at this site and other USGS sites can be located by subject, author, date, USGS series or publication series number by using the reports and thematic maps electronic Publications Warehouse.


Understanding the World Today: This comprehensive site, developed by Gene Shakman (PhD, sociology), offers sociological, political and economic data about change worldwide using data sets from US governmental and other organizational bodies. The site's stated goal is to "Bring together knowledge of our social, political and economic world...A solid understanding of the world is the first step for improving living conditions of all people throughout the world."


Waterlife: "A co-production between the National Film board of Canada and Primitive Entertainment, Inc. and directed by Kevin McMahon, this film tells the epic story of the Great Lakes through the lives of some of the 35 million people who rely on the lakes for survival."


Western Water Assessment: The WWA utilizes multidisciplinary teams of experts in climate, water, law, and economics to provide information about natural climate variability and human-caused climate change. The Assessment was created in 1999 and is a joint effort between the Cooperative Institute for Research in Environmental Sciences at the University of Colorado and the NOAA's Earth System Research Laboratory.