Merge pull request #663 from frodrigo/more_grass

Map fell, heath, scrub and tundra like grassland, as 'grass'

layers/landcover/landcover.sql

@@ -15,7 +15,7 @@ CREATE OR REPLACE FUNCTION landcover_class(landuse VARCHAR, "natural" VARCHAR, l
         WHEN "natural" IN ('glacier', 'ice_shelf') THEN 'ice'
         WHEN "natural"='wood' OR landuse IN ('forest') THEN 'wood'
         WHEN "natural" IN ('bare_rock', 'scree') THEN 'rock'
-        WHEN "natural"='grassland'
+        WHEN "natural" IN ('fell', 'grassland', 'heath', 'scrub', 'tundra')
             OR landuse IN ('grass', 'meadow', 'allotments', 'grassland',
                 'park', 'village_green', 'recreation_ground')
             OR leisure IN ('park', 'garden')

layers/landcover/landcover.yaml

@@ -30,13 +30,16 @@ layer:
       - beach
       - bog
       - dune
+      - scrub
       - farm
       - farmland
+      - fell
       - forest
       - garden
       - glacier
       - grass
       - grassland
+      - heath
       - mangrove
       - marsh
       - meadow
@@ -51,6 +54,7 @@ layer:
       - scree
       - swamp
       - tidalflat
+      - tundra
       - village_green
       - vineyard
       - wet_meadow

layers/landcover/mapping.yaml

@@ -86,7 +86,11 @@ tables:
       natural:
       - wood
       - wetland
+      - fell
       - grassland
+      - heath
+      - scrub
+      - tundra
       - glacier
       - bare_rock
       - scree