Nlcd is generated in cooperation with the multiresolution land characteristics consortium a partnership of federal agencies working together to produce current, nationally consistent, land cover products for all 50 states and puerto rico. The strength and emphasis of the cdl is agricultural land. One type of data that we find frequently used is national land cover database nlcd data. Some pixels identified as lulc change may be artifacts due to classification inaccuracies, not real changes. Multiple people find the download from the usgs nlcd website slow, so its probably an issue with their server. Within a drainage area, the nhdplusv2 nlcd 2011 land use extension components are packaged into compressed files by vector processing unit vpu. These additional sources can include the united states geological survey usgs national elevation dataset ned and the imperviousness and canopy data layers from the usgs national land cover database 2011 nlcd 2011. The national land cover database nlcd serves as the. Esri arcgis is used to prepare the vectorbased training and validation data. Multiresolution land characteristics mrlc consortium. The data in nlcd 2011 are completely integrated with nlcd 2001 2011 edition and nlcd 2006 2011 edition.
Highresolution mapping of aboveground biomass for forest. Generally, the patches misclassified as lulc changes are small in size, and should have. Some cdl states used additional satellite imagery and ancillary inputs to supplement and improve the classification. Add national land cover database 2011 nlcd 2011 issue. National land cover database 2011 nlcd 2011 is the most recent national land cover product created by the multiresolution land characteristics mrlc consortium. The gaplandfire national terrestrial ecosystems data layer provides detailed information about. Download data inventory frequent questions special topics and videos june 2019 may 6 2019 september 15 2017 august 29 2017 national land cover database nlcd 2011 and nlcd 2006 replaces the old data programme gtspp noaas national data buoy center ndbc. National land cover database nlcd nc state university. Nlcd is used for thousands of applications that require information on landcover location or where it is changing. Agricultural training and validation data are derived from the farm service agency fsa common land unit clu program.
Nlcd 2011 is the definitive landsatbased, 30meter resolution land cover database for the nation. All other nlcd 2011 products were created on a pathrow basis and mosaicked to create a seamless national product. Metadata software free download metadata top 4 download. The festc interface has a subinterface for generating the land use data set which is needed for cmaq bidirectional modeling. West virginia land cover data set west virginia university. National land cover database 2011 nlcd 2011 provides 16class land cover classification scheme across the united states at a spatial resolution of 30 meters. The national raster is clipped and projected to utm zone 15n. Using the national land cover dataset nlcd 2011 the enviroatlas dasymetric population map, as seen above, assumes that individuals will. In addition, ancillary metadata includes the nlcd 2011 pathrow index shapefile showing the footprint of landsat scenes and change analysis pairs used to. Nlcd percent developed imperviousness, new york, 2011.
The original national land cover database nlcd was created in 1992 by the multiresolution land characteristics mrlc consortium. Download nlcd plan template weekly schedules in excel. National land cover database 2011 nlcd 2011 ag data. December 16, 2019 national land cover database 2011 nlcd 2011 is the most recent national land cover product created by the multiresolution land characteristics mrlc consortium. Multiresolution land characteristics mrlc consortium 2015. February 27, 2019 the national land cover database products are created through a cooperative project conducted by the multiresolution land characteristics mrlc consortium. The data in nlcd 2011 are completely integrated with nlcd 2001 2011 edition, amended 2014 and nlcd 2006 2011 edition, amended 2014. The original national land cover database nlcd was created in 1992 by. Nlcd 2011 is the most uptodate iteration of the national land cover database, the definitive landsatbased, 30meter resolution land cover database for the nation. As with two previous nlcd land cover products nlcd 2011 keeps the same 16class land cover classification scheme that has been applied consistently across the united states at a spatial resolution of 30 meters. This minnesota nlcd layer is derived from the full nlcd dataset.
All quoted statements are from the mrlc website or the product metadata. The cdl is produced using satellite imagery from the landsat 8 olitirs sensor, the disaster monitoring constellation dmc deimos1 and uk2, the isro resourcesat2 liss3, and the esa sentinel2 sensors collected during the current. Nlcd products in general are intended for regional and national analyses rather than local applications homer and others, 2012. The latest data were released in may 2019, and contain updated versions for 2001, 2004, 2006, 2008, 2011, 20, and new data for 2016. California building resilience against climate effects. The cdl is produced using satellite imagery from the landsat 8 olitirs sensor and the disaster monitoring constellation dmc deimos1 and uk2 sensors collected during the current growing season.
One of the crucial elements of any project is having data. A data integration framework and web processing services for environmental science collaboration. Meta data is essential for understanding information stored in data warehouses. A land cover change detection and classification protocol for. Here are three ways this data can be imported into wms. Users are advised to read this metadata record carefully for additional details related to the gap. Maps throughout this report were created using arcgis software by esri. Na na nlcd 2016 land cover process step national land cover database nlcd land cover data is fundamentally based on the analysis of landsat data. Nlcd 2011 classes for forest, wetland, shrubland and grassland were recoded as foreground, and water, urban, barren, and agriculture were recoded as background.
Nlcd 2011 impervious surface conterminous united states. No formal positional accuracy tests were conducted. Estimates of subsurface tile drainage extent for the. These products update all previously released versions of landcover and impervious products for conus nlcd 2001, nlcd 2006, nlcd 2011 and are not directly comparable to previous products. Nlcd 2006 is the most recent 30meter, seamless, walltowall land cover database for the conterminous united states. Nlcd is provided by the mrlc multiresolution land characteristics consortium as a large collection of raster datasets. Adding national land cover data nlcd to your map this tutorial introduces you to arcmap 10 the gis software program that we use at tufts and if you wish you can use a set of data that we have already downloaded for this windows software for example you might create a folder path in my. Usda, national agricultural statistics service, 2014 idaho. Metadata software free download metadata top 4 download offers free software downloads for windows, mac, ios and android computers and mobile devices.
Forests free fulltext assessing ecosystem services from. The 2011 national land cover data nlcd land cover map was reclassed into foreground and background for mspa processing. Free, secure and fast metadata editors software downloads from the largest open source applications and software directory. Database nlcd land cover layer is one of several primary and supplementary layers in nlcd 2006. Download nlcd data center 2017 ncepncar reanalysis data. National land cover database 2001 nlcd01 tile 2, northeast. The specific dt program employed is called c5, which implements a gain ratio. The nhdplusv2 nlcd 2011 land use extension contains the nlcd 2011 land use categories allocated to nhdplusv2 catchments and accumulated down the network. Candidate ecological restoration areas per square kilometer. The 2011 national land cover data nlcd land cover map. While setting up your store, you might enter preliminary meta data, with the intention of finishing it later. In addition, ancillary metadata includes the nlcd 2011 pathrow index.
Policy and i give consent to process my personal data and receive informational and marketing. Metadata for the nlcd 2011 states the land cover map to be provisional until a formal accuracy assessment is complete. Any use of trade, product, or firm names is for descriptive purposes only and does not imply endorsement by the u. Land cover information for the upper colorado river basin. The nlcd classification contains 21 different land cover categories with a spatial resolution of 30 meters. If you wish to follow along with this example, you will need to download the nlcd data and unzip it. Dmsp nighttime lights for 2011 and viirs daynight band nighttime lights for 2016 were superimposed on nlcd 2011 impervious surface data to exclude low density impervious areas outside urban and suburban centers, and ensure that only core urban areas were included in. The 2001 gap class label was maintained if it matched the nlcd general land cover class. Nlcd 2011 landcover 2011 edition includes data for conterminous u.
Forest service tree canopy analytical file of the nlcd. Nlcd tree canopy cover was created using mrlc mapping zones from nlcd 2001 see tree canopy cover metadata for additional detail. Compare the best free open source metadata editors software at sourceforge. The national map viewer is a primary access point for the visualization of geospatial data that composes the national map and functions as a tool to enable use of the data in a web environment. National land cover database 2011 nlcd 2011 is the most recent national land. In situ data, has just been published in the journal remote sensing. Dec 16, 2019 as with two previous nlcd land cover products nlcd 2011 keeps the same 16class land cover classification scheme that has been applied consistently across the united states at a spatial resolution of 30 meters. The multiresolution land characteristics mrlc consortium is a group of federal agencies who coordinate and generate consistent and relevant land cover information at the national scale for a wide variety of environmental, land management, and modeling applications. Erdas imagine is used in the pre and post processing of all rasterbased data.
Also, as part of the nlcd 2011 project, nlcd 2001 and 2006 land cover and impervious data products have been revised and reissued 2011 edition to provide full compatibility with the new nlcd 2011 products. This paper describes the production and results of nlcd shrub, herbaceous, litter, and bare. National land cover database nlcd products over the past two decades. Nlcd 2011 land cover for the conterminous united states. Nlcd 2016 now offers land cover for years 2001, 2003, 2006, 2008, 2011, 20, 2016, and impervious surface for 2001, 2006, 2011, and 2016. The new york portion of the nlcd was created as part of land cover mapping activities for federal region ii that includes the states of new york and new jersey. Geological survey in the use of this data, software, or related materials. Existing biomass maps are often inadequate for guiding such efforts because they have limited precision either by the spatial resolution blackard et al 2008b, saatchi et al 2011, saatchi et al 2012, wilson et al 20a or by the geographical coverage huang et al 20, cook et al. Program land cover data, usda cdl and an accumulated cultivated. The west virginia portion of the nlcd was created as part of land cover mapping activities for federal region iii that includes the states of maryland, delaware, pennsylvania, virginia, west virginia, and the district of columbia. The data consists of three comma delimited text files for each nhdplusv2 vector processing unit vpu.
The grids, represented as raster layers for geospatial software, were imported into arcmap and the zonal statistics tool was used to calculate average tree canopy coverage by census block, excluding water areas. Data set is considered complete for the information presented, as described in the abstract. The most current version of the nlcd is used as nonagricultural training and validation data. Crop and forest countylevel data tables are provided in the sa data directory. They can all be downloaded at once if you use the download manager.
Your store is loaded with places where you can enter keywordrich meta data to improve the way search engines index your site. Decision rules for processing below are the decision rules and corresponding arc workstation grid processing commands shown with grid. Nlcd 20112016 tree canopy cover change conus image service. Users are advised to read the rest of the metadata record carefully for additional details. Usda, national agricultural statistics service the following. National hydrography dataset plus nhdplusv2 nlcd 2011.
I see that many audio players multimedia software like winamp or foobar2000, for example have the ability to retrieve music song information from online databases like cddb. The act of distribution shall not constitute any such warranty, and no responsibility is assumed by the u. Approximately 3,608 landsat scenes are required for nlcd 2016 this total does not include additional scenes needed for cloudshadow fill. The combination of the metadata and master data elements results in a statement which is a metacontent statement i. Various places that have wikimedia datasets, and tools for working with them. Nlcd 2011 is based primarily on a decisiontree classification of circa 2011 landsat satellite data.
Do music cds contain the necessary metadata for the tracks on. Nlcd 2011 is based primarily on a decisiontree classification of circa 2011. Arcgis and arcmap are the intellectual property of esri and are used herein under license. A new generation of the united states national land cover. The following is excerpted from metadata provided by the usgs for the nlcd 2011. The usda, nass cropland data layer cdl is a raster, georeferenced, cropspecific land cover data layer. This is proven a major issue when conducting lulc change analysis with 1991 nlcd data, but a less serious issue with 2001 and 2011 nlcd data. All of these elements can be thought of as vocabulary.
Nlcd 2011 percent developed imperviousness 2011 edition. Forest carbon monitoring requires accurate estimates of aboveground biomass at highresolution over large domains. National land cover database nlcd nc state university libraries. Usda, national agricultural statistics service, 2011 cropland data layer source. Nlcd 2011 provides for the first time the capability to assess walltowall, spatially explicit, national land cover changes and trends across the united states from 2001 to 2011. Program, 201605, gaplandfire national terrestrial ecosystems 2011. Meta data describes how and when and by whom a particular set of data was collected, and how the data is formatted. The alaska national land cover database nlcd 2001 was the first 30m resolution baseline land cover product of the entire state derived from circa 2001 landsat imagery and geospatial ancillary data.
The interface supports nlcd 2002v11 or nlcd 2006v11 and nlcd 2011 with whatever modis files you have downloaded. If the following table does not display properly, then please visit the following website to view the original metadata file metadata meta. Superuser reader cipricus wants to know if most music cds contain the necessary metadata for tracks on them. Dec 11, 2018 here is a quick example of geopyspark. Also, you can now store table and maps data using commons datasets, and use them from all wikis from lua and graphs. The usgs national land cover database nlcd is also available and it. Both metadata and master data are vocabularies which can be assembled into metacontent statements. What is metadata with examples dataedo data terminology. In the following code, we take nlcd data of the state of pennsylvania from 2011, and do a masking operation on it with a polygon that represents an area of interest. The data can also be downloaded for the national map as part of the 2011 nlcd dataset, but its in 3x3 degree segments so there are 1 parts to download. Data related to the degree of potential human influence. Dmsp nighttime lights for 2011 and viirs daynight band nighttime lights for 2016 were superimposed on nlcd 2011 impervious surface data to exclude low density impervious areas outside urban and suburban centers, and ensure that only core urban areas were included in training data development.