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Land surface characteristics
Features and attributes of earth's land surface.
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Mass wasting presentation [More info]
Presentation explaining the various types of mass wasting, how they work, and how they differ from one another, with diagrams and photos.
PDF Moderate Resolution Imaging Spectroradiometer (MODIS) Overview [More info]
Includes 500 meter surface reflectance and vegetation indices, which can be used to study change in energy balance and vegetation over time.
PDF Monitoring and analysis of sand dune movement and growth on the Navajo Nation, southwestern United States [More info]
We combine long-term records from aerial photographs, detailed mapping using survey-grade GPS, and ground-based lidar with meteorological monitoring. Sand dune migration rates are currently about 35 meters per year.
National Geospatial Technical Operations Center [More info]
Organizational unit within USGS supporting acquisition and management of trusted geospatial data, products, and services needed for The National Map, the National Atlas, and related efforts.
National Hydrography Dataset (NHD) [More info]
Main page for National Hydrography Dataset (NHD), a comprehensive set of digital spatial data about surface water features, with links to references, data, software tools, applications, tutorials, technical support, and data maintenance.
Nationalatlas.gov - National Atlas of the United States [More info]
Portal to general information on the National Atlas of the United States with access for producing specialized maps and links to thematic maps including interactive maps, multimedia maps, map layers data warehouse, wall maps, and printable maps.
PDF Net Ecosystem Production (NEP) of the Great Plains, United States [More info]
Geographic analysis of the changes in storage and release of carbon in this large area as land use patterns, especially agriculture, have changed.
PDF Satellite map of Port-au-Prince, Haiti - 2010 - infrared [More info]
Post-earthquake map derived from 1:24,000-scale base maps incorporating high- and medium-resolution remotely sensed imagery following the 7.0 magnitude earthquake near the capital city of Port au Prince, Haiti, on January 12, 2010
PDF Satellite map of Port-au-Prince, Haiti - 2010 - natural color [More info]
Post-earthquake map derived from 1:24,000-scale base maps incorporating high- and medium-resolution remotely sensed imagery following the 7.0 magnitude earthquake near the capital city of Port au Prince, Haiti, on January 12, 2010
PDF Scanning and georeferencing historical USGS quadrangles [More info]
We are scanning all scales and all editions of approximately 250,000 topographic maps published by USGS since the inception of the topographic mapping program in 1884. They will be available to the public at no direct cost.
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