It is intended for use in monitoring patterns of change in cambridge, ma tree canopy. The usda forest service geodata clearinghouse is an online collection of digital data related to forest resources. Download view metadata a detailed gis database of public access locations with attributes along the coastal shorelines. The latest data were released in may 2019, and contain updated versions for 2001, 2004, 2006, 2008, 2011, 20, and new data for 2016. This layer displays tree canopy cover for the year 2011 from the national land cover database. The gis lab is committed to provide gis data for the state of illinois and the u. Usda forest service fsgeodata clearinghouse download. By extracting data from lidar and aerial imagery, analysts were able to create high resolution land cover and tree canopy gis datasets. Copies of the dnr forestry geographic information system library datasets are available to the public via free download. These maps represent annual canopy cover from 19732018 for the state of minnesota. Source information is provided in data table and metadata. Some data themes can be downloaded in shapefile format. Download arcgis explorer desktop by esri free gis data viewer.
Through the clearinghouse you can find datasets related to forests and grasslands, including boundaries and ownership, natural resources, roads and trails, as well as datasets related to state and private forested areas, including insect and disease threat and surface water. Tree canopy 2009 gis city of cambridge, massachusetts. Use 7zip or another compression program to open these files. Nlcd tree canopy cover is a 30 m raster geospatial dataset that is available for. Sangis and sandag have partnered to provide the san diego region with a single source of reliable gis data which can be accessed from the sangis or the sandag web sites. This dataset was developed as part of an urban tree canopy utc assessment for cambridge, ma. Nj geographic information network njgin open data, managed by the nj office of gis.
Great set of links to almost all land cover datasets. Download geomedia viewer by intergraph free gis data viewer. The easiest way to download the tree cover loss raster data set for an entire country is to search for that country in the open data portal. Usda forest service fsgeodata clearinghouse fsgeodata. The layer can be used to show areas of tree canopy in maps and can serve as a basis for calculating areas of tree cover impacted by development. The national land cover database nlcd serves as the definitive landsatbased, 30meter resolution, land cover database for the nation. Care must be used when comparing to original 2000 impervious surface interpretation as the 2009 version includes a range vintage data, so is not an true 2009only snapshot. It shows how tree canopy changed during the period 20092014, highlighting trees that were gained or lost during the 4year period.
Tree canopy multiresolution land characteristics mrlc. Conterminous united states based on 2011 imagery download. Existing datasets were mined to retrieve 4,400 ground truth data points and 17,000 stand polygons with red spruce cover data. Gis datasets the houstongalveston area council provides data on this page free of charge for downloading. The polygons represent areas of tree canopy derived from classification of worldview2 satellite imagery. This gis data layer was created from a multiagency effort by the us forest service. Ancillary data is delivered as zipped arcgis grids. Air photo line work to create,000 conifer cover polygons was provided by jeremy rowan, gis technician at wvdnr and the monongahela national forest mnf. These applications include the estimation of biomass, forest extent and condition, and biodiversity. Data download texas natural resources information system. 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. Nlcd tree canopy cover is a 30 m raster geospatial dataset that is available for the conterminous united states, coastal alaska, hawaii, and puerto rico. Pixel values correspond to realworld features such as the year tree cover was lost, or the percent of canopy cover in that location.
This data set is a 2001 era forest canopy map for coastal washington. A gisbased tool for estimating tree canopy cover on fixedradius plots using highresolut a gisbased tool for estimating tree canopy cover on fixedradius plots using highresolution aerial imagery this article is part of a larger document. It protects vulnerable populations from the sun, mitigates the urban heat island effect, and reduces public health risks such as chronic respiratory illnesses. This data set utilized 11 full or partial landsat scenes which were analyzed according to the coastal change analysis program ccap protocol to determine land cover. The data is available for download via ftp and earth science data interface. A at a recent event, a presentation was done of the data analysis, which used. A wealth of public domain data is available for scientists and researchers at no cost. An analysis of cambridge s tree canopy based on land cover data derived from a november 2009 lidar capture and high resolution aerial imagery taken in 2010, found that 1,222 acres representing 30% of all land in the city were covered by tree canopy. Although many public datasets can be obtained through websites andor public. Estimating forest canopy density and heighthelp arcgis. Links here include most of the datasets below, and many more esoteric data such as river observations, aquifers data and ocean colour information. National land cover database office for coastal management.
There are several globalregional scale systems in place that report on drought, food shortages and forecasting crop yields including the usgs famine early warning systems network and group on earth observations geo. Multiple people find the download from the usgs nlcd website slow, so its probably an issue with their server. Forest service usfs geospatial technology and applications center gtac builds and maintains tree canopy. Annual canopy cover 19732018 in minnesota resources.
Tree canopy change 2009 2014 gis city of cambridge. Forest canopy density and height are used as variables in a number of environmental applications, such as biomass estimation, vegetation coverage, and biodiversity determination. You will be transferred to the new site in a moment. Ericaceae canopy cover using gpsgis technolog estimating rhododendron maximum l. May 21, 2019 this layer was extracted from the 2015 land cover raster and converted to polygons. A gisbased tool for estimating tree canopy cover on fixed. Explore city of vancouver public data using tables, maps, and charts.
Landfires lf existing vegetation cover evc represents the vertically projected percent cover of the live canopy layer for a 30m cell. Since global data sets cannot be downloaded for the entire world, use the interactive webmap to zoom in on your area of interest. This release also contains imperviousness, forest canopy, and shrubland rasters. Download species range and predicted habitat data download ancillary data land cover, forest edge, human impact, etc. National land cover database nlcd nc state university. 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. These national products provide the a16 land cover theme of the national spatial data infrastructure. Global 30m landsat tree canopy version 4 released nasa. All layers are of 5x5 m resolution and are served in geotiff format. Data collected and managed by forest service programs is available in a map service and two downloadable file formats in a shape file and an esri file geodatabase.
Canopy density, or canopy cover, is the ratio of vegetation to ground as seen from the air. Sangis and sandag are proud to provide this single, authoritative source of regional gis data free for public use. Free gis data land cover and land use data gis resources. Oct 03, 2014 free gis data land cover and land use. Data from a variety of sources was obtained for this enormous tree mapping endeavor which include srtm data, national land cover database, and over 5 million trees from the us forest services forest inventory and analysis program. Forest categories deciduous, mixed, evergreen, and palustrine forest have been coded to value 1. Through the clearinghouse you can find datasets related to forests and grasslands, including boundaries and ownership, natural resources, roads and trails, as well as datasets related to state and private forested areas, including. Normalized difference vegetation index ndvi images produced from nasas land, atmosphere near realtime capability for eos data are used to monitor vegetation and crop condition. To visualize the 2015 tree cover product please visit. Percent tree cover is defined as the density of tree canopy coverage of the land surface and is. If you have waited more than ten seconds and you still see this message, please click the link above to proceed to the new site. Download additional data slope, aspect, canopy cover, etc. The location, length, and degree of public access to washington states marine shoreline.
The usfs derives tree canopy cover from multispectral landsat imagery and other available ground and ancillary information. The data layers as displayed on this webmap can be downloaded for use in desktop gis software here. 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. These products, data, andor tools are for informational purposes only and may not have been prepared for or be suitable for legal, engineering, or surveying purposes. 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. Downloadable layers grouped by iso categories click here for full expanded list of layers updated layer, new layer 001 agriculture and farming. Canopy height measures how far above the ground the top of the canopy is. Ericaceae canopy cover using gpsgis technology download. Download raster data from the open data portal how to.
This is an update to the original posting in february 2019 with improved maps for 202015, and extended years through 2018. This is an update to the original posting in february 2019 with improved. Gis datasets for the state of illinois and the united states. Tree cover 2000 global forest watch open data portal. The original national land cover database nlcd was created in 1992 by the multiresolution land characteristics mrlc consortium. All relevant documentation and federal geographic data committee compliant metadata are packaged with the gis data as a winzip file. These data contain percent tree canopy estimates, as a continuous variable. Below is a list of the ancillary data available for download. The findings and a summary of the gis analysis used have been presented in a report on the state of philadelphias urban tree canopy. The extent of the webmap will determine the extent of your data, when. Forest canopy density and height are used as variables in a number of environmental applications. Jan 16, 2012 to compile the data, the 48 states were divided into 66 mapping zones.