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2 days ago · The United States Geological Survey (USGS) defines a main-stem segment by listing coordinates for its two end points, called the source and the mouth. Some well-known rivers like the Atchafalaya , [2] Willamette , [3] and Susquehanna [4] are not included in this list because their main stems are shorter than 500 miles.
12 hours ago · Montana ( / mɒnˈtænə / ⓘ mon-TAN-ə) [6] is a landlocked state in the Mountain West subregion of the Western United States. It borders Idaho to the west, North Dakota to the east, South Dakota to the southeast, Wyoming to the south, and the Canadian provinces of Alberta, British Columbia, and Saskatchewan to the north.
3 days ago · Kingman Reef high point – less than 7 feet (2 m) [92] Midway Atoll, Sand Island high point – 50 feet (15 m) [92] – The highest point of the U.S. minor outlying islands in the Pacific Ocean. Navassa Island high point – 280 feet (85 m) [91] – The highest point of all the U.S. minor outlying islands.
5 days ago · March 21, 2024. Seabed maps showing topography, ruggedness, backscatter intensity, sediment mobility, and the distribution of geologic substrates in quadrangle 5 of the Stellwagen Bank National Marine Sanctuary region offshore of Boston, Massachusetts.
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5 days ago · USGS TopoView. The latest version of TopoView includes both current and historical maps and is full of enhancements based on hundreds of your comments and suggestions. It includes scales from 24K to 250K. Maps can be downloaded as GeoPDF, GeoTIFF, JPEG, KMZ. USGS US Topo and Historical Topographic Map Collection.
- Heather Ross
- 2015
May 6, 2024 · The Walter Geology Library, including the Tobin Map Collection, is the place to find United States Geological Survey (USGS) publications at UT Austin, with the exception of certain items such as topographic maps outside of Texas. USGS publications held in the library are cataloged either by series alone or by title and series.
4 days ago · Western Geographic Science Center. The WGSC is responsible for research and applications to understand coupled human-environmental systems in the face of land change and delivering pertinent information to decision makers on the vulnerability and resilience of these systems.
