USGS: Science Topics: geography

Science Topics

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Geography

Study of the earth's landforms, topography, and climate, the distribution of flora and fauna, and the distribution, culture, and activities of human populations.

Subtopics:
Cartography (64 items)
Paleogeography (1 items)

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Results 131 - 140 of 159 listed by similarity [list alphabetically]

Tapestry of time and terrain: union of two maps, geology and topography [More info]: Colored map compiled by merging geologic and topographic maps of the United States through computer processing and enhancement with links to panoramic movie using QuickTime, descriptions of features, and a game entitled Puzzle of Regions.
Terrestrial essential climate variables (ECVs) at a glance [More info]: Explains 16 distinct types of scientific information that are needed to understand climate change, including the specific parameters measured, why they are needed, who measures them, and the type and amount of information that are not yet available.
The 3D Elevation Program -- Summary of Program Direction [More info]: Strategy to be used to improve elevation data in support of many public concerns addressed by multiple Federal and state agencies.
The Lewis and Clark expedition and the USGS [More info]: Because of its origin in natural resource surveys and the similarity of the USGS mission to Thomas Jefferson's charge to Meriwether Lewis, the USGS can be seen as the organizational successor to Lewis and Clark.
The National Land Cover Database [More info]: The National Land Cover Database (NLCD) serves as the definitive Landsat-based, 30-meter resolution, land cover database for the Nation.
The National Map [More info]: Homepage describing The National Map, which will produce a seamless, continuously maintained set of public domain geographic base information, with links to map viewer, pilot projects, reports, fact sheets, and national atlas.
The National Map Viewer [More info]: National Map Viewer, a GIS application, is a Web-enabled portal to the geospatial information contained in The National Map. It supports on-line access and allows the download of digital data and creation of cartographic products.
The National Map: reports [More info]: Fact sheets and reports on the National Map in HTML format or PDFs.
The National Map: topographic maps for the 21st century [More info]: Description of the The National Map project intended to provide a seamless, integrated, and continuously maintained set of geographic base information for easily accessible, up-to-date, accurate mapping of the United States.
The Public Land Survey System (PLSS) [More info]: Explains the characteristics and history of this distinctive way of describing geographic position characteristic of the midwestern and western states of the US.

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