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23 lines
975 B
R
23 lines
975 B
R
require(RCurl) # used for fetching reproducible datasets
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require(sf) # new simplefeature data class, supercedes sp in many ways
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# using GEOS 3.6.1, GDAL 2.1.3, PROJ 4.9.3
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require(sp) # needed for proj4string, deprecated by sf()
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require(rgdal) # version version: 1.3-6
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if (file.exists("data/National_Forest_Inventory_Woodland_Scotland_2017.shp") == FALSE) {
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download.file("https://opendata.arcgis.com/datasets/3cb1abc185a247a48b9d53e4c4a8be87_0.zip?outSR=%7B%22wkid%22%3A27700%2C%22latestWkid%22%3A27700%7D",
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destfile = "data/National_Forest_Inventory_Woodland_Scotland_2017.zip")
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unzip("data/National_Forest_Inventory_Woodland_Scotland_2017.zip", exdir = "data")
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}
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forest_inventory <- st_read("data/National_Forest_Inventory_Woodland_Scotland_2017.shp")
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forest_inventory_sp <- readOGR("./data", "National_Forest_Inventory_Woodland_Scotland_2017")
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ggplot() +
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geom_sf(data = forest_inventory)
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ggplot() +
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geom_polygon(data = forest_inventory_sp) |