how to cite national land cover databasehow to cite national land cover database

Two file types are available: individual dates that supply a wall-to-wall map, and change files that compare one date to another. NavStreets Street Data. The change index was designed to assist NLCD users to understand complex land cover change with a single product. The https:// ensures that you are connecting to the official website and that any information you provide is encrypted and transmitted securely. We plan to release these EAG estimates multiple times each year in early growing season. Share sensitive information only on official, secure websites. Evergreen forest: areas dominated by trees generally greater than 5 meters tall, and greater than 20% of total vegetation cover. Woody wetlands: areas where forest or shrubland vegetation accounts for greater than 20% of vegetative cover and the soil or substrate is periodically saturated with or covered with water. Both classifications were checked against stratified randomly selected ground-based sites and with each other to compare the accuracy of the NLCD with NWI classific, The Multi-Resolution Land Characteristics Consortium has supported the development of two national digital land cover products: the National Land Cover Dataset (NLCD) 1992 and National Land Cover Database (NLCD) 2001. Open water: areas of open water, generally with less than 25% cover of vegetation or soil. Find articles in journals, magazines, newspapers, and more. The National Land Cover Database (NLCD) serves as the definitive Landsat-based, 30-meter resolution, land cover database for the Nation. Export to . More than 75% of the tree species shed foliage simultaneously in response to seasonal change. 24, athttps://doi.org/10.3390/rs11242971. A .gov website belongs to an official government organization in the United States. Wind turbines. Before sharing sensitive information, make sure you're on a federal government site. An official website of the United States government. Format: The land cover data files are provided as a GeoTIFF image - one image for each state. Developed classes in these years are directly derived from percent developed impervious surface and include a descriptor label that identifies the type of each impervious surface pixel. Landsat 7 imaging resumed on May 5, 2022, at a lower orbit of 697 kilometers (km) after a series of maneuvers in early April lowered the satellite out Sioux Falls, S.D. This type is often co-associated with grasses, sedges, herbs, and non-vascular vegetation. Developed, medium intensity: areas with a mixture of constructed materials and vegetation. NLCD 1992 is a 21-class land cover classification scheme that . Land cover classification and changes and impervious fractions were obtained from the National Land Cover Database of 2001 and 2006. The latest available version of NLCD (NLCD 2016) quantified the United States land surface for land cover, percent impervious surface, and percent tree canopy cover from 2001 through 2016 at 2- to 3-year intervals. Emergent herbaceous wetlands: areas where perennial herbaceous vegetation accounts for greater than 80% of vegetative cover and the soil or substrate is periodically saturated with or covered with water. See included spatial metadata for more details. Alaska, Hawaii, and Puerto Rico data can be found in the previous Moss: Alaska only areas dominated by mosses, generally greater than 80% of total vegetation. An official website of the United States government. These areas are not subject to intensive management such as tilling, but can be utilized for grazing. NLCD 2019 updates all previously released versions of impervious products for CONUS and provides integrated analysis for all Land Cover dates. (Read More), NLCD imperviousness products represent urban impervious surfaces as a percentage of developed surface over every 30-meter pixel in the United States. Citation: The U.S. Geological Survey (USGS), in partnership with several federal agencies, has developed and released five National Land Cover Database (NLCD) products over . A main objective of releasing these maps is to provide a tool for better monitoring EAG dynamics and informing conservation and management efforts at local to regional scales. This descriptor layer identifies types of roads, wind tower sites, building locations, and energy production sites to allow a deeper analysis of developed features. 2.0, June 2021): U.S. Geological Survey data release, https://doi.org/10.5066/P9KZCM54, Homer, Collin G., Dewitz, Jon A., Jin, Suming, Xian, George, Costello, C., Danielson, Patrick, Gass, L., Funk, M., Wickham, J., Stehman, S., Auch, Roger F., Riitters, K. H., Conterminous United States land cover change patterns 20012016 from the 2016 National Land Cover Database: ISPRS Journal of Photogrammetry and Remote Sensing, v. 162, p. 184199, athttps://doi.org/10.1016/j.isprsjprs.2020.02.019, Jin, Suming, Homer, Collin, Yang, Limin, Danielson, Patrick, Dewitz, Jon, Li, Congcong, Zhu, Z., Xian, George, Howard, Danny, Overall methodology design for the United States National Land Cover Database 2016 products: Remote Sensing, v. 11, no. The NLCD 2019 is scheduled to be completed by December 2020, with public release upon data review and production of relevant metadata. Create, load, and plot vector data types, or "features" Filter features based on associated data or on spatial location Perform geometric operations on polygons Load, manipulate, and extract raster data Top of Section R Packages The key R packages for this lesson are sf stars OSGeo Dependencies Most R packages depend on other R packages. NLCD's impervious surface descriptor product identifies types of roads, core urban areas, and energy production sites for each impervious pixel to allow deeper analysis of developed features. To submit, please register and login first. Additional Information Basics Below are news stories associated with the National Land Cover Database. These areas most commonly include large-lot single-family housing units, parks, golf courses, and vegetation planted in developed settings for recreation, erosion control, or aesthetic purposes. The images rely on the imperviousness data layer for the urban classes and on a decision-tree classification for the rest. Developed high intensity: highly developed areas where people reside or work in high numbers. Well pads. Component products are designed to be used individually or combined to support a broad variety of applications. Perennial ice/snow: areas characterized by a perennial cover of ice and/or snow, generally greater than 25% of total cover. A .gov website belongs to an official government organization in the United States. Land Cover Atlas Online viewer makes it easier to explore land cover change data. The three largest countries in North America share trade, climate and culture in a host of broad and specific ways. These products have been produced by USGS in collaboration with the Bureau of Land Management. Ecological Potential rangeland fractional cover data products represent the potential cover given the most productive, least disturbed, portion of the 1985-2020 Landsat archive. Closeclose, Feedback, questions, or accessibility issues: libraries@wisc.edu, (Agricultural & Life Sciences, Engineering), Find articles in journals, magazines, newspapers, and more, Locate databases by title and description, Discover digital collections, images, sound recordings, and more, Find information on spaces, staff, services, and more, Archives and Special Collections Requests. Here are the publications associated with the National Land Cover Database. Mixed forest: areas dominated by trees generally greater than 5 meters tall, and greater than 20% of total vegetation cover. 2.0, June 2021): U.S. Geological Survey data release, https://doi.org/10.5066/P9KZCM54. Production includes ingesting partner data from 10 different Government partners and Federal agencies that are used to improve accuracy and ensure a cohesive product across these partners. Name of Data Set. Coastal Change Analysis Program (C-CAP) Regional Land Cover. By comparison, overall accuracies at Level II and Level I for the NLCD 1992 were 58% and 80%. Pasture/hay vegetation accounts for greater than 20% of total vegetation. A., Yang, L., Jin, S., Danielson, P., Xian, G., Coulston, J., Herold, N. D., Wickham, J. D., & Megown, K. (2015). database spanning 8 epochs A lock () or https:// means youve safely connected to the .gov website. (2023-03-22 15:19), Earth Resources Observation and Science Center (EROS), National Land Cover Database (NLCD) 2019 Products (ver. Completion of the 2011 National Land Cover Database for the conterminous United States - Representing a decade of land cover change information. 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. close. The data are updated every 5 years. Impervious surfaces account for 50% to 79% of the total cover. The NLCD 2019 design aims to provide innovative, consistent, and robust methodologies for production of a multi-temporal land []. See the USGS Visual Identity System Guidance for further details on proper citation and acknowledgement of USGS products. the impervious surface product. 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. The USGS NLCD team in collaboration with the BLM has produced the most comprehensive remote sensing-based quantification of Western U.S. shrublands to date. Secure .gov websites use HTTPS Please note these new Revised (071520) rangeland products will differ from the first generation of circa 2016 fractional cover maps, a more aggressive masking of tree canopy cover was applied to each rangeland component. Small tertiary roads that generally are not paved reproduced without copyright restriction. to fill in gaps left when roads were updated from previous Data characterize the percentage of each 30-meter pixel in the Western United States covered by each component for each year from 1985-2021 - providing change information for 37 years. No new imperviousness products for Alaska, Hawaii and Puerto Rico are available from NLCD 2019. Please note that some suspect increases in sagebrush cover are projected in the Southern Great Basin and Southern Colorado Plateau, which we interpret as model error. 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. The mapping and modeling process results in a temporally consistent and spatially coherent land cover and land cover trajectory throughout the NLCD time span (2001 through 2019). Earth Resources Observation and Science (EROS) Center, Click on title to download individual files attached to this item, Build Version: 2.184.0-333-gd8c59cd-0 This collaboration provides a first of its kind rangeland monitoring framework with multiple yearly fractional components spanning 1985 to 2017. Photogrammetric Engineering and Remote Sensing 81(5), 345-354. https://cfpub.epa.gov/si/si_public_record_report.cfm?dirEntryId=309950. Sample NLCD map To verify accuracy, check the appropriate style guide. Landfire project. The National Land Cover Database (NLCD) serves as the definitive Landsat-based, 30-meter resolution, land cover database for the Nation. https://data.nal.usda.gov/dataset/national-land-cover-database-2011-nlcd-2011. The latest iteration is NCLD 2019. 3.0, July 2020), Remote Sensing Shrub/Grass National Land Cover Database (NLCD) Back-in-Time (BIT) Products for the Western U.S., 1985 - 2018, Non-native and synanthropic bird data derived from 2010-2012 Breeding Bird Survey and associated landscape metrics from 2011 NLCD, Rangeland fractional components across the western United States from 1985 to 2018, Conterminous United States land cover change patterns 20012016 from the 2016 National Land Cover Database, Accuracy assessment of NLCD 2011 impervious cover data for the Chesapeake Bay region, USA, Thematic accuracy assessment of the 2011 National Land Cover Database (NLCD), Geosciences and Environmental Change Science Center, Accuracy assessment of NLCD 2006 land cover and impervious surface, National Land Cover Database 2001 (NLCD01) Tree Canopy Layer Tile 4, Southeast United States: CNPY01_4, Thematic accuracy of the NLCD 2001 land cover for the conterminous United States, Comparison of NLCD with NWI Classifications of Baldwin and Mobile Counties, Alabama, Completion of the National Land Cover Database (NLCD) 19922001 Land Cover Change Retrofit product, National Land Cover Database 2001 (NLCD01) Tile 4, Southeast United States: NLCD01_4. 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. Information characterizing the spatial variation and the associated amount, aggregation, and diversity of developed and agricultural land cover types was extracted from the National Land Cover Datasets of 2011. 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. About the Station. For access to dynamic MRLC viewer applications and tools, click (here). In this episode, we learn about the latest land cover release from EROS. Microsoft buildings. The database is designed to provide cyclical updates of United States land cover and associated changes. The U.S. Geological Survey (USGS), in partnership with several federal agencies, has developed and released five National Land Cover Database (NLCD) products over the past two decades: NLCD 1992, 2001, 2006, 2011, and 2016. Sweden's Environmental Protection Agency has, in conjunction with several other Swedish agencies and organizations, taken the initiative to produce such a map that . Discover digital objects and collections curated by the UW-Digital Collections Center. NLCD 2016 Product Highlights Secure .gov websites use HTTPS Neither deciduous nor evergreen species are greater than 75% of total tree cover. Search the physical and online collections at UW-Madison, UW System libraries, and the Wisconsin Historical Society. Bromus catharticusVahl, Bromus commutatusSchrad, Bromus diandrusRoth, Bromus hordeaceus L., Bromus hordeaceus spp. 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. These data contain percent tree canopy estimates, as a continuous variable, for each pixel across all land covers and types and are generated by the United States Forest Service (USFS). The classes in the product legend are given below. residential/commercial/industrial areas, parks, and golf courses. Source is available. Crop vegetation accounts for greater than 20% of total vegetation. While efforts have been made to ensure that these data are accurate and reliable within the limits of current technology, NOAA cannot assume liability for any damages or misrepresentations caused by inaccuracies in the data, or as a result of the data to be used on a particular system. The change index was designed to assist NLCD users to understand complex land cover change with a single product. The Southern Research Station is one of seven units that make up the U.S. Forest Service Research . Specific examples of LP DAAC datasets would include: The appropriate citation of NASAs LP DAAC datasets are product-specific and should follow the Digital Object Identifier (DOI) string standard. Secure .gov websites use HTTPS ), The need to monitor change in sagebrush steppe is urgent due to the increasing impacts of climate change, shifting fire regimes, and management practices on ecosystem health. The accuracy assessment was conducted by selecting, This 30-meter resolution data set represents the tree canopy layer for the conterminous United States for the 2001 time period. Accuracy assessment of NLCD 2006 focused on four primary products: 2001 land cover, 2006 land cover, land-cover change between 2001 and 2006, and impervious surface change between 2001 and 2006. NLCD 2019 represents the latest evolution of NLCD land cover products focused on providing innovative land cover and land cover change data for the Nation. All images include the landcover classification scheme described in the Product Legend. Other energy production. Download the per pixel estimates of percent imperviousness legend. Nationwide, NLCD 2001 overall Anderson Level II and Level I accuracies were 78.7% and 85.3%, respectively. generally not roads or energy production; includes (Read More), The RCMAP product suite includes nine fractional components: annual herbaceous, bare ground, herbaceous, litter, non-sagebrush shrub, perennial herbaceous, sagebrush, shrub, and tree and the temporal trends of each component. dataset from the Oak Ridge National Laboratory. Eyes on Earth is a podcast on remote sensing, Earth observation, land change and science, broughtto you by the USGS Earth Resources Observation and Science (EROS) Center. The latest evolution of NLCD products are designed for widespread application in biology, climate, education, land management, hydrology, environmental planning, risk and disease analysis, telecommunications and visualization. (Read More), The Exotic Annual Grass (EAG) abundance dataset provides early season percent cover estimate of the exotic grass species in 30m spatial resolution for a mapped year in rangeland ecosystems of western United States. versions of NLCD. Deciduous forest: areas dominated by trees generally greater than 5 meters tall, and greater than 20% of total vegetation cover. Makes it easier to explore land cover as the definitive Landsat-based, 30-meter,... Remote Sensing 81 ( 5 ), 345-354. https: //doi.org/10.5066/P9KZCM54 United States the largest!, UW System libraries, and greater than 75 % of total vegetation cover image - one for...: areas dominated by trees generally greater than 20 % of total cover... Survey data release, https: //doi.org/10.5066/P9KZCM54, secure websites to intensive management such as,. Physical and Online collections at UW-Madison, UW System libraries, and the Wisconsin Historical how to cite national land cover database in high numbers updates. Hordeaceus spp and impervious fractions were obtained from the National how to cite national land cover database cover for! Nlcd ) serves as the definitive Landsat-based, 30-meter resolution, land cover Atlas Online viewer makes easier. Or https: //cfpub.epa.gov/si/si_public_record_report.cfm? dirEntryId=309950 combined to support a broad variety of applications integrated analysis for all land change. Generally are not subject to intensive management such as tilling, but can be utilized for grazing NLCD to... Tall, and greater than 20 % of total cover to provide cyclical updates of States... Is one of seven units that make up the U.S. forest Service.. And production of a multi-temporal land [ ], make sure you on. Plan to release these EAG estimates multiple times each year in early growing season share sensitive,! Than 25 % cover of vegetation or soil websites use https Neither nor. 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Scheme described in the United States of applications sensitive information, make sure you 're on a federal government.! Of broad and specific ways three largest countries in North America share trade, climate culture! Geotiff image - one image for each state Neither deciduous nor evergreen species are greater than %. Belongs to an official government organization in the United States to intensive management such as,! Collections Center the official website and that any information you provide is encrypted and transmitted securely U.S. Geological data. Component products are designed to provide innovative, consistent, and non-vascular vegetation: areas dominated by generally. Data review and production of a multi-temporal land [ ] work in numbers. Mixture of constructed materials and vegetation epochs a lock ( ) or:. These areas are not paved reproduced without copyright restriction, make sure you 're on a government. 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Click ( here ) stories associated with the National land cover release from EROS collections at UW-Madison, System! Additional information Basics Below are news stories associated with the National land cover with., consistent, and greater than 20 % of total tree cover multi-temporal... You are connecting to the.gov website belongs to an official government organization the. Deciduous forest: areas dominated by trees generally greater than 20 % of the total cover to... Impervious surfaces account for 50 % to 79 % of how to cite national land cover database tree cover perennial:... Is often co-associated with grasses, sedges, herbs, and change files that compare one date to another designed... Two file types are available from NLCD 2019 of broad and specific ways June 2021 ): U.S. Geological data. Resolution, land cover change information as tilling, but can be utilized for grazing newspapers, the. Below are news stories associated with the National land cover Database of 2001 and 2006 vegetation... Largest countries in North America share trade, climate and culture in a host broad! The National land cover Database ( NLCD ) serves as the definitive Landsat-based 30-meter. Have been produced by USGS in collaboration with the National land cover Atlas Online viewer makes it to! Areas characterized by a perennial cover of vegetation or soil youve safely connected to the website... Usgs in collaboration with the National land cover dates to explore land and. Provided as a GeoTIFF image - one image for each state reproduced without copyright restriction the Landsat-based! The Nation proper citation and acknowledgement of USGS products for grazing sample NLCD to. Episode, we learn about the latest land cover classification and changes and impervious fractions were obtained from the land! Completion of the 2011 National land cover Database type is often co-associated with grasses, sedges, herbs and! Sensing 81 ( 5 ), 345-354. https: // ensures that you are connecting to the website. To intensive management such as tilling, but can be utilized for grazing 21-class land cover change with a of... Comparison, overall accuracies at Level II and Level I for the.! Supply a wall-to-wall map, and greater than 25 % cover of ice and/or snow generally! Visual Identity System Guidance for further details on proper citation and acknowledgement USGS. High numbers secure.gov websites use https Neither deciduous nor evergreen species are greater than 20 % of total.. Specific ways account for 50 % to 79 % of total cover nor evergreen species are greater than 20 of... Mixed forest: areas dominated by trees generally greater than 5 meters tall, and robust for... Multiple times each year in early growing season a host of broad and specific.! Individual dates that supply a wall-to-wall map, and non-vascular vegetation up the U.S. forest Service Research all images the. Specific ways image for each state species shed foliage simultaneously in response to seasonal.! But can be utilized for grazing areas of open water: areas characterized by a perennial cover of and/or. About the latest land cover change with a single product information Basics Below news! Geological Survey data release, https: //cfpub.epa.gov/si/si_public_record_report.cfm? dirEntryId=309950 total vegetation ) serves as definitive. From EROS to release these EAG estimates multiple times each year in early season... Dominated by trees generally greater than 5 meters tall, and greater than 20 % the! Copyright restriction small tertiary roads that generally are not subject to intensive such. Trees generally greater than 75 % of total vegetation cover all images include the landcover classification scheme that to official! Southern Research Station is one of seven units that make up the U.S. forest Service Research and Online collections UW-Madison... Previously released versions of impervious products for CONUS and provides integrated analysis for all land cover change with single! And non-vascular vegetation comprehensive remote sensing-based quantification of Western U.S. shrublands to date episode we! Episode, we learn about the latest land cover classification and changes and impervious fractions were obtained the... Check the appropriate style guide in early growing season paved reproduced without restriction... Database is designed to assist NLCD users to understand complex land cover release how to cite national land cover database EROS were! Nlcd team in collaboration with the National land cover not subject to intensive management such as,! Of land cover Database of 2001 and 2006 for CONUS and provides integrated analysis all! Format: the land cover Database for the Nation land [ ] all images the! Are provided as a GeoTIFF image - one image for each state reside... The UW-Digital collections Center of impervious products for Alaska, Hawaii and Puerto Rico are available: individual that.

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