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Online collection of all digital USGS 1:24K scale topographic maps (as well as various other GIS data) covering the United States, available as a free download. NPScape United States Department of the Interior National Park Service NPScape is a landscape dynamics monitoring project that provides landscape-level data, tools, and evaluations for ...
The Libre Map Project was started by Jared Benedict and around 100 additional individuals contributing money to purchase (or "liberate") a full set of 1:24K scale USGS topographic maps in Digital raster graphic form. [1] The map files were then hosted by archive.org to ensure the map data will continue to be freely available to everyone ...
Generic Mapping Tools [16] Map generation and analysis Lamont–Doherty and University of Hawaii: GPL: Cross-platform: C: Implemented in OpendTect GPlates [17] Interactive visualization of plate tectonics University of Sydney, Caltech, NGU: GPL: Cross-platform: C++, Python: Implements GPML: OpenStereo [18] [19] Geoscience plotting tool
In 1995 the USGS was in need of a Windows viewer for their data products, so they developed the dlgv32 application for viewing their DLG (Digital Line Graph) vector data products. Between 1995 and 1998 the dlgv32 application was expanded to include support for viewing other USGS data products, including DRG (topographic maps) and DEM (digital ...
Neskowin (/ ˈ n ɛ s k oʊ. ɪ n / nes-KOH-inn) is an unincorporated community in Tillamook County, Oregon, United States, along the Pacific Ocean between Cascade Head and Nestucca Bay. For statistical purposes, the United States Census Bureau has defined Neskowin as a census-designated place (CDP). The census definition of the area may not ...
The maps are produced by the USGS, which encourages the distribution of their maps through business partners. TopoZone offered aerial photographs from the USGS and street maps from the United States Census Bureau. In 2007 complete coverage of Canada was added, using the topographic map series produced by Natural Resources Canada.
In addition to matching the Topozone URL's, the website offers free download of GeoTIFFs, which Topozone had only offered for a premium. TopoQuest started adding Canadian 1:50K scale topographic maps in July 2008, and USGS 1:100K and 1:250K scale topographic maps in March 2009.
PROJ (formerly PROJ.4) is a library for performing conversions between cartographic projections.The library is based on the work of Gerald Evenden at the United States Geological Survey (USGS), [2] but since 2019-11-26 is an Open Source Geospatial Foundation (OSGeo) project maintained by the PROJ Project Steering Committee (PSC).