National Land Cover Database 2006 (NLCD2006) is a 16-class land cover classification scheme that has been applied consistently across the conterminous United States at a spatial resolution of 30 meters. As part of the next generation NLCD 2016 mapping process, the NLCD research team developed a suite of intermediate products that were used to generate the final NLCD Land Cover products. Environmental Management}, year = {}} Different release dates of NLCD cannot be used with other release dates for correct analysis. Land cover and its change analysis across the Hindu Kush Himalayan (HKH) region is realized as an urgent need to support diverse issues of environmental conservation. The framework of a national land use and land cover classification system is presented for use with remote sensor data. Explore recent publications by USGS authors, Browse all of Pubs Warehouse by publication type and year, Descriptions of US Geological Survey Report Series, Earth Resources Observation and Science (EROS) Center. 2012-3020. The National Land Cover Database (NLCD) 1992 Land Cover layer was produced through a cooperative project conducted by the Multi-Resolution Land Characteristics (MRLC) Consortium. NLCD2006 is based primarily on the unsupervised classification of Landsat Enhanced Thematic Mapper+ (ETM+) circa 2006 satellite data. These products provide spatially explicit and reliable information on the Nation’s land cover and land cover change. ) or https:// means you’ve safely connected to the .gov website. Land Cover products such as National Land Cover Dataset (NLCD) Vegetation Monitoring products such as VegDRI , QuickDRI , and eMODIS Acknowledgement or credit of the USGS as data source should be provided by including a line of text citation such as the example shown below. Specific examples of non-USGS imagery or data products include: Users may still acknowledge or cite any non-USGS dataset according to the format listed under USGS Products with some modification. The National Land Cover Database (NLCD) provides thematic land cover and land cover change data at 30-meter spatial resolution for the United States. This study presents the first and most complete national land cover database of Nepal prepared using public domain Landsat TM data of 2010 and replicable methodology. NLCD products are created by the Multi-Resolution Land Characteristics (MRLC) Consortium, a partnership of Federal agencies led by the U.S. Geological Survey. Specific examples of LP DAAC datasets would include: The appropriate citation of NASA’s LP DAAC datasets are product-specific and should follow the Digital Object Identifier (DOI) string standard. 5. Some of those products also have value as independent products and are provided here. Science Center Objects . Landsat Thematic Mapper satellite data are used as the base imagery for the classification. The EEA technical guidelines were followed for production using the InterChange support package for mapping CLC changes, and revising the 2006 map. NLCD 2016 Available Now! Most of the images, data, and related products available from the USGS Earth Resources Observation and Science (EROS) Center, which also contains the NASA Land Processed Distributed Active Archive Center (LP DAAC), are federally created data and therefore reside in the public domain and may be used, transferred, or reproduced without copyright restriction. NLCD (the National Land Cover Database) is a 30-m Landsat-based land cover database spanning 8 epochs (1992, 2001, 2004, 2006, 2008, 2011, 2013 and 2016). These products provide spatially explicit and reliable information on the Nation’s land cover and land cover change. 3.2 The basis for a new approach 3.2.1 Definition adopted for land cover. The United States National Land Cover Database (NLCD) was initiated during this era to bring national large-area land cover classification to a medium resolution (30-m) in order to make land cover information more relevant to national applications (Vogelmann et al., 2001). 1992 data are primarily based on unsupervised classification of Landsat data, while the rest of the images rely on the imperviousness data layer for the urban classes and on a decision-tree classification for the rest. The National Land Cover Database (NLCD) provides nationwide data on land cover and land cover change at a 30m resolution with a 16-class legend based on a modified Anderson Level II classification system. Any questions or comments can be directed toward USGS EROS User Services. National Land Cover Database. LockA locked padlock The USGS EROS Center systems provide access to a variety of products from USGS sources. With the 2016 release, the intended snapshot interval is 2-3 years, beginning with 2001. Nationwide coverage, including Alaska, Hawaii, and Puerto Rico. National Land Cover Database 2011 (NLCD 2011) is the most recent national land cover product created by the Multi-Resolution Land Characteristics (MRLC) Consortium. The last update of the National Land Cover Map stems from 2007 (LCM2007) and is closer to the CLC2006 status database than the new update reference. The National Land Cover Database (NLCD) 2001 is created by partitioning the U.S. into 66 mapping zones delineated within the conterminous U.S. based on ecoregion, geographical, and other characteristics. The National Land Cover Database for Alaska (NLCD 2001; Homer et al. Visit the full site . C-CAP data forms the coastal expression of the National Land Cover Database (NLCD) and the A-16 land cover theme of the National Spatial Data Infrastructure. Published Dec 02, 2020. All NLCD data products are available for download at no charge to the public from the MRLC Web site: http://www.mrlc.gov. BibTeX @MISC{Nowak_evaluatingthe, author = {D. J. Nowak and E. J. Greenfield}, title = {Evaluating The National Land Cover Database Tree Canopy and Impervious Cover Estimates Across the Conterminous United States: A Comparison with Photo-Interpreted Estimates}, year = {}} Database (NLCD) land cover layer is one of several primary and supplementary layers in NLCD 2006. CiteSeerX - Document Details (Isaac Councill, Lee Giles, Pradeep Teregowda): Multi-Resolution Land Characterization 2001 (MRLC 2001) is a second-generation Federal consortium designed to create an updated pool of nation-wide Landsat 5 and 7 imagery and derive a second-generation National Land Cover Database (NLCD 2001). The National Land Cover Database (NLCD) serves as the definitive Landsat-based, 30-meter resolution, land cover database for the Nation. NLCD provides spatial reference and descriptive data for characteristics of the land surface such as thematic class (for example, urban, agriculture, and forest), percent impervious surface, and percent tree canopy cover. NLCD 2006 is the most recent 30-meter, seamless, wall-to-wall land cover database for the conterminous United States. IKONOS. These products must be used together for correct analysis. × The USGS EROS Center supports delivery and access systems for a variety of NASA’s LP DAAC science datasets. Previous land cover mapping projects made clear the need for a nationally consistent classification scheme mappable at a meso-scale. Projected NLCD Rangeland Cover Products Through 2080 – Now Available. National Land Cover Database 2011 (NLCD 2011) is the most recent national land cover product created by the Multi-Resolution Land Characteristics (MRLC) Consortium. Find satellite images and data, aerial photography, elevation and land cover datasets, digitized maps, and our Image Gallery collections. When using any imagery, data products, or information accessed from USGS or NASA’s LP DAAC systems, we do ask that proper credit be given. Share sensitive information only on official, secure websites. NLCD supports a wide variety of Federal, State, local, and nongovernmental applications that seek to assess ecosystem status and health, understand the spatial patterns of biodiversity, predict effects of climate change, and develop land management policy. National Land Cover Database 2016 - Landcover & Imperviousness (NLCD2016) National Land Cover Database 2016 - Landcover & Imperviousness (NLCD2016) References. The common integrated approach adopted here defines land cover as the observed (bio)physical cover on the earth's surface (see Section 2.1, above), but, in addition, it is emphasized that land cover must be considered a geographically explicit feature that other disciplines may use as a geographical reference (e.g. Projected data include three time periods (2020s, 2050s, and 2080s) and two climate scenarios (Representative Concentration Pathways [RCP] 4.5 and … Explore the world’s largest civilian collection of images of the Earth’s surface. See the USGS Visual Identity System Guidance for further details on proper citation and acknowledgement of USGS products. United States. Derived from the early to mid-1990s Landsat Thematic Mapper satellite data, the National Land Cover Data (NLCD) is a 21-class land cover classification scheme applied consistently over the United States. Each release of NLCD generates a complete set of directly comparable products. Provide operational users of EROS products and services with an opportunity and platform to discuss opinions, needs, and concerns in a structured and consistent manner; Provide EROS projects with a consistent platform for targeted communications and opportunity for direct feedback from the user community on product-. The use of standardized data and procedures assures consistency through time and across geographies. The purpose of the EROS User Group (EUG) is three-fold: Geographic Names Information System (GNIS), Mapping, Remote Sensing, and Geospatial Data, Earth Resources Observation and Science (EROS) Center, Earth Resources Observation and Science Center, Advanced Spaceborne Thermal Emission and Reflection Radiometer (, Moderate Resolution Imaging Spectroradiometer (, Visible Infrared Imaging Radiometer Suite (, Making Earth System Data Records for Use in Research Environments (. NLCD data are public domain, and may be freely downloaded from the MRLC website. (Product, Image, Photograph, or Dataset Name) courtesy of the U.S. Geological Survey. Learn More about LANDFIRE 2012. Overview; EROS is central to the creation of the National Land Cover Database (NLCD), which is updated every five years and stands as the definitive land cover database for the United States. A .gov website belongs to an official government organization in the The spatial resolution of the data is 30 meters and mapped in the Albers Conic Equal Area projection, NAD 83. If the imagery lacks additional information, please refer to the Product Page for more information and/or visit the website of the company or agency of origin. 2001 Base Mapping. Fact Sheet BibTeX @MISC{Nowak_evaluatingthe, author = {D. J. Nowak and E. J. Greenfield}, title = {Evaluating the national land cover database tree canopy and impervious cover estimates across the conterminous United States: a comparison with photo-interpreted estimates. 1. The proper use and citation of imagery and products will vary according to source, and detailed information is provided in the sections below. The U.S. Geological Survey (USGS), in partnership with several federal agencies, has developed and released four National Land Cover Database (NLCD) products over the past two decades: NLCD 1992, 2001, 2006, and 2011. NLCD provides spatial reference and descriptive data for characteristics of the land surface such as thematic class (for example, urban, agriculture, and forest), percent impervious surface, and percent tree canopy cover. The USGS, in collaboration with the Bureau of Land Management, has produced projected rangeland fractional cover products for Western U.S. 2. Classification Scheme. Commercial satellite imagery (e.g. The National Land Cover Database (NLCD) serves as the . This update to the Alaska National Land Cover Database (NLCD) 2016 replaces the files dated 20200213. Please read the product descriptions to understand what the product represents. Homer and others published The National Land Cover Database | Find, read and cite all the research you need on ResearchGate Some specific examples of USGS products would include: Acknowledgement or credit of the USGS as data source should be provided by including a line of text citation such as the example shown below. Land Cover. The National Land Cover . Disclaimer: this is an historic version of NLCD provided for research and citation purposes. An official website of the United States government. The National Land Cover Database products are created through a cooperative project conducted by the Multi-Resolution Land Characteristics (MRLC) Consortium. For any dataset, the specific construction of the correct citation information can be found on the Data Landing page for each individual product and can be accessed below: For further details and information on the proper citation and acknowledgment of LP DAAC products, please refer to Citing Our Data. The data are updated every 5 years. For additional information, please refer to the README file, license file, or other information delivered along with the image product. This map was created by the Environmental Protection Agency to delineate the Chesapeake Bay and the land cover that can be found in this area. Some datasets available through the USGS EROS archives are hosted and distributed based on partnership or other agreement with an external (non-USGS) source. 30 meter raster, with cells classified into one of 21 land cover classes. Request PDF | On Jan 1, 2012, C.H. You can find the latest suite of synced products at www.mrlc.gov. 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