{"@type": "dcat:Dataset", "accessLevel": "public", "contactPoint": {"@type": "vcard:Contact", "fn": "DCGISopendata", "hasEmail": "mailto:gisgroup@dc.gov"}, "description": "<div style='text-align:Left;'><div><div><p><span>DC 2022 LiDAR was used and processed using the \u201cExtract Trees using Cluster Analysis\u201d script which is included as part of Esri\u2019s 3D Basemap solution. All LiDAR-derived trees within 2 meters of a Urban Forestry Division tree were removed as being duplicates.</span></p><p><span>Tree diameter (DBH, in inches) was estimated for the LiDAR-derived trees from calculated tree height (in feet) based on the equation: DBH = 0.4003*height - 1.9557. This equation was derived from a statistical analysis of a detailed park inventory tree data set and has an R^2 = 0.7418.</span></p><p><span>Extreme outliers were also modified, with any DBH larger than 80 inches being converted to a DBH of 80 inches.</span></p><p><span>The combined data set was processed using the USDA Forest Service i-Tree eco software, where structure and environmental benefits were estimated.</span></p></div></div></div>", "distribution": [{"@type": "dcat:Distribution", "accessURL": "https://maps2.dcgis.dc.gov/dcgis/rest/services/DCGIS_DATA/Urban_Tree_Canopy/MapServer/12", "format": "ArcGIS GeoServices REST API", "mediaType": "application/json", "title": "ArcGIS GeoService"}, {"@type": "dcat:Distribution", "accessURL": "https://maps2.dcgis.dc.gov/dcgis/services/DCGIS_DATA/Urban_Tree_Canopy/MapServer/WMSServer?request=GetCapabilities&service=WMS", "format": "OGC WMS", "mediaType": "application/vnd.ogc.wms_xml", "title": "OGC WMS"}, {"@type": "dcat:Distribution", "accessURL": "https://opendata.dc.gov/api/download/v1/items/c72e156765f3478eb5ec5bc3ebe4f9f1/csv?layers=12", "format": "CSV", "mediaType": "text/csv", "title": "CSV"}, {"@type": "dcat:Distribution", "accessURL": "https://opendata.dc.gov/api/download/v1/items/c72e156765f3478eb5ec5bc3ebe4f9f1/geojson?layers=12", "format": "GeoJSON", "mediaType": "application/vnd.geo+json", "title": "GeoJSON"}, {"@type": "dcat:Distribution", "accessURL": "https://opendata.dc.gov/api/download/v1/items/c72e156765f3478eb5ec5bc3ebe4f9f1/kml?layers=12", "format": "KML", "mediaType": "application/vnd.google-earth.kml+xml", "title": "KML"}, {"@type": "dcat:Distribution", "accessURL": "https://opendata.dc.gov/api/download/v1/items/c72e156765f3478eb5ec5bc3ebe4f9f1/shapefile?layers=12", "format": "ZIP", "mediaType": "application/zip", "title": "Shapefile"}, {"@type": "dcat:Distribution", "accessURL": "https://opendata.dc.gov/datasets/DCGIS::dc-tree-structure-and-benefits", "format": "Web Page", "mediaType": "text/html", "title": "ArcGIS Hub Dataset"}], "identifier": "https://www.arcgis.com/home/item.html?id=c72e156765f3478eb5ec5bc3ebe4f9f1&sublayer=12", "issued": "2024-04-29T18:57:28.000Z", "keyword": ["DC trees", "dc", "environmental benefits", "estimate trees", "extracted trees", "urban forestry", "washington"], "landingPage": "https://opendata.dc.gov/datasets/DCGIS::dc-tree-structure-and-benefits", "license": "https://creativecommons.org/licenses/by/4.0", "modified": "2024-03-27T00:00:00.000Z", "publisher": {"name": "City of Washington, DC"}, "spatial": "-77.1196,38.7916,-76.7732,39.1101", "theme": ["geospatial"], "title": "DC Tree Structure and Benefits"}