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This function extracts areal statistics for the drivers of deforestation based on the data source produced by Fritz et al (2022).

Usage

calc_deforestation_drivers()

Value

A function that returns a tibble with 3 columns indicating the class of a deforestation driver, the absolute area in ha, and the percentage in relation to the total area of forest loss as indicated by the Fritz et al. (2022) resource.

Details

The required resource for this indicator is:

Examples

# \dontshow{
mapme.biodiversity:::.copy_resource_dir(file.path(tempdir(), "mapme-data"))
# }
# \dontrun{
library(sf)
library(mapme.biodiversity)

outdir <- file.path(tempdir(), "mapme-data")
dir.create(outdir, showWarnings = FALSE)

mapme_options(
  outdir = outdir,
  verbose = FALSE
)

aoi <- system.file("extdata", "sierra_de_neiba_478140_2.gpkg",
  package = "mapme.biodiversity"
) %>%
  read_sf() %>%
  get_resources(get_fritz_et_al(resolution = 100)) %>%
  calc_indicators(calc_deforestation_drivers()) %>%
  portfolio_long()

aoi
#> Simple feature collection with 10 features and 10 fields
#> Geometry type: POLYGON
#> Dimension:     XY
#> Bounding box:  xmin: -71.80933 ymin: 18.57668 xmax: -71.33201 ymax: 18.69931
#> Geodetic CRS:  WGS 84
#> # A tibble: 10 × 11
#>    WDPAID NAME  DESIG_ENG ISO3  assetid indicator datetime variable unit   value
#>     <dbl> <chr> <chr>     <chr>   <int> <chr>     <chr>    <chr>    <chr>  <dbl>
#>  1 478140 Sier… National… DOM         1 deforest… 2008-01… commerc… ha        0 
#>  2 478140 Sier… National… DOM         1 deforest… 2008-01… commerc… ha        0 
#>  3 478140 Sier… National… DOM         1 deforest… 2008-01… managed… ha        0 
#>  4 478140 Sier… National… DOM         1 deforest… 2008-01… mining   ha        0 
#>  5 478140 Sier… National… DOM         1 deforest… 2008-01… natural… ha        0 
#>  6 478140 Sier… National… DOM         1 deforest… 2008-01… pasture  ha        0 
#>  7 478140 Sier… National… DOM         1 deforest… 2008-01… roads    ha        0 
#>  8 478140 Sier… National… DOM         1 deforest… 2008-01… wildfire ha        0 
#>  9 478140 Sier… National… DOM         1 deforest… 2008-01… other_s… ha    16115.
#> 10 478140 Sier… National… DOM         1 deforest… 2008-01… shiftin… ha        0 
#> # ℹ 1 more variable: geom <POLYGON [°]>
# }