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vectortile:schema:v2:landcover [2020/03/05 08:13]
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vectortile:schema:v2:landcover [2020/03/16 08:44] (current)
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 <​html>​ <​html>​
 <​h1>​Landcover <img src="​http://​wiki.thinkgeo.com/​wiki/​_media/​water_polygon.png?​w=18&​h=18&​t=1546847374&​tok=ad7996"​ /></​h1>​ <​h1>​Landcover <img src="​http://​wiki.thinkgeo.com/​wiki/​_media/​water_polygon.png?​w=18&​h=18&​t=1546847374&​tok=ad7996"​ /></​h1>​
-<​h3>​Buffer:​ 0, Zoom level: 0 ~ 14</h3>+<​h3>​Buffer:​ 0, Min Zoom level: 0 </h3>
  
-Landcover polygons representing ​the physical material at the surface of the earth and the use of the land by humans. It corvers ​the "land use (https://​wiki.openstreetmap.org/​wiki/​Key:​landuse\"​ and "​landcover ​(https://​wiki.openstreetmap.org/​wiki/​Proposed_features/landcover\" ​in OpenStreetMap. ​The '​ice'​ is from [[http://​www.naturalearthdata.com/​http//www.naturalearthdata.com/download/10m/​physical/​ne_10m_glaciated_areas.zip|Natural Earth]].The polygons are sorted by the area of their geometries ​to make sure we don't show small polygons at some zoom levels. At lower zoom levels, "​class"​ column is used for styling the landuse layer. At higher zoom levels, "​subclass"​ can be used for more details.+Describes the primary use of the land by humans or the physical material at the surface of the earth. It’s the <a href="​https://​wiki.openstreetmap.org/​wiki/​Proposed_features/​landcover"landcover ​<a/> together with <a href="https://​wiki.openstreetmap.org/​wiki/​Key:​landuse">​landuse<​/a> in <a href="https://​openstreetmap.org">​OpenStreetMap</a>Besides the data from OpenStreetMap,​ <a href="http://​www.naturalearthdata.com/​">​Natural Earth</a>,<a href="​https:​//​openaddresses.io/">​OpenAddresses<​/a> and some data collected by ThinkGeo are other data sources. The polygons are sorted by the area of the  geometry ​to make sure we don't show small polygons at some zoom levels. ​
  
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 ==== class ==== ==== class ====
-We use ''​class''​ to assign natural colors for landcover.+A category of landcover, so that you can easily track a specific object.
  
-^Value (class)  ​   ^Description^ 
-|'​agriculture'​ |This tag is used for areas that agriculture related to humans. For'​farmland',​ it is related to tillage and pasture. For '​orchard',​ it is an area growing trees for commercial production, such as fruit, nut-producing trees and fruit garden. For'​plant_nursery',​ it is an area for intentional planting of plants maintaining for the production of new plants. And '​vineyard'​ is a area where grapes grow.| 
-|'​cemetery'​  ​   |For burials.| 
  
-|'​grass'​ |The '​grassland'​ and '​grass'​ is an area that grasses(Poaceaeand other herbaceous(non-woody) plants are grownThe '​meadow'​ is used to tag an area for hay or for grazing animals(pasture) ​and vegetated by grass and other non-woody plants.| +^Value ​(class)     ^Description^.
-|'​wood'​  ​       ​|'​wood'​ is woodland where timber production does not dominate use'​forest'​ is managed forest ​or woodland plantation.| +|aeroway  ​   |Areas ​for aerodrome,​apron,​heliport,​helipad ​and runway.| 
-|'​scrub'​     |'​scrub'​ : uncultivated land covered with bushes ​or stunted trees.'​heath'​ : A dwarf-shrub habitatcharacterised by openlow growing woody vegetationoften dominated by plants of the Ericaceae'​moor':​Moorland or moor is a type of habitatin the temperate grasslands, savannas, and shrublands biomefound in upland ​areas, characterised by low-growing ​vegetation on acidic soils'​fell':​Habitat above tree line covered with grass, dwarf shrubs and mosses.| +|agriculture |Aboriginal Areas, such as farmland,​orchard,​plant_nursery,​ or vineyard.
-|'​sand'​         |'​sand'​:An area covered by sand with no or very little vegetation. '​beach'​:Beach.| +|cemetery  ​   |Areas for cemeteries ​or graveyards.| 
-|'rock'         |'​bare_rock':​An area with sparse or no vegetationso that the bedrock becomes visible. 'scree':​Unconsolidated angular rocks formed by rockfall and weathering from adjacent rockfaces. 'shingle': An accumulation of rounded rock fragments on a beach or riverbed. '​quarry':​ A quarry, ​ie an area of land used for surface mineral extraction.| +|crop     |Plant or animal product growing.
-|'​wetland'​     |'​wetland':​A wetland is a land area that is saturated with watereither permanently ​or seasonally'​mud'​ :Indicates an area covered with mudthat is wet, water saturated fine grained soil without significant plant growth.| +|hospital  ​   |hospitalnursing_homesocial_facility,​ nursing_homedoctors grounds.
-|'​pitch'​  ​   ​|'​fitness_centre':​A place with exercise machines ​and/or fitness/​dance classes..'​ice_rink':​place where you can skate or play ice hockey.'​swimming_area':​A swimming area - place over river, lake or other water reservoir where swimming is allowed. '​swimming_pool':​A swimming pool (water area only).'​track':​ e.g. running, cycle-racing,​ greyhound, horses. '​stadium':​ A major sports arena with substantial tiered seating.| +|School  ​   |Areas for college,kindergarten,school ​and university.| 
-|'​park'​         |'​dog_park':​Designated area, with or without a fenced boundary, where dog-owners are permitted to exercise their pets unrestrained.'​garden':​Place where flowers ​and other plants are grown in a decorative and structured manner or for scientific purposes.'​golf_course':​The outline of a golf course. '​miniature_golf':​A place or area that you can play miniature golf.'​nature_reserve':​Protected area of importance for wildlifeflora, fauna or features of geological or other special interest.'​park':​Open,​ green area for recreationusually municipal.'​playground':​Playground ​for little children.'​village_green':​ An area of common landusually grassin the centre of a village.'​national_park':​Area of outstanding natural beauty, set aside for conservation and for recreation.| +|grass |Grasslandmeadow, or the grass areas with grasses(Poaceae) and other herbaceous(non-woody) plants ​growing.
-|'​trees'​  ​  ​|Trees of vegetaion.| +|glacier |Glaciers or permanent ice/snow there.| 
-|'​tundra'​  ​  ​|Tundra of vegetaion.|+|park         |National parks, nature reserves, city parks, village greens, summer_camp, ​ playgrounds etc.| 
 +|rock  ​       |Bare_rock, screeshinglequarry, ​bare_rock or gravel.| 
 +|scrub     |Scrubheath or bushes.
 +|sand  ​       |Sandbeach or loam.| 
 +|tundra  ​  |Land with ground below always frozen ​and no trees growing there
 +|urban  ​   |human settlement ​with high population density.| 
 +|wood         |Areas for forest ​and trees.
 +|wetland  ​   |Moormud or wetland.
 + 
 + 
 + 
 +==== type ==== 
 +Indicates a specific classification ​for the landcover, for example"​grassland"​,"​fell"​ for the class "​grass"​.
  
-==== type field ==== 
-The ''​type''​ field is used to identify the features from the same ''​ '​class'​ '',​ it can be used to filter out the features with the different styles. 
  
vectortile/schema/v2/landcover.1583395989.txt.gz · Last modified: 2020/03/05 08:13 by tgwikiupdate