Download ecoregion data

The download_ecoregion() function accesses and downloads United States Ecoregions data from the U.S. Environmental Protection Agency's (EPA) Ecoregions.

Usage

download_ecoregion(
  directory_to_save = NULL,
  acknowledgement = FALSE,
  download = TRUE,
  remove_command = FALSE,
  unzip = TRUE,
  remove_zip = FALSE,
  show_progress = TRUE,
  hash = FALSE,
  max_tries = 20,
  rate_limit = 2
)

Arguments

directory_to_save

character(1). Directory to save data.

acknowledgement

logical(1). Must be TRUE to proceed.

download

logical(1). DEPRECATED. Downloads happen automatically.

remove_command

logical(1). Deprecated, ignored.

unzip

logical(1). Unzip zip files (default TRUE).

remove_zip

logical(1). Remove zip files after unzipping (default FALSE).

show_progress

logical(1). Show download progress (default TRUE)

hash

logical(1). Return hash of downloaded files (default FALSE)

max_tries

integer(1). Maximum retry attempts (default 20)

rate_limit

numeric(1). Minimum seconds between requests (default 2)

Value

invisible list with download results; or hash character if hash=TRUE

Note

Ecoregion data does not require authentication.

References

Omernik JM, Griffith GE (2014). “Ecoregions of the Conterminous United States: Evolution of a Hierarchical Spatial Framework.” Environmental Management, 54(6), 1249–1266. ISSN 0364-152X, 1432-1009. doi:10.1007/s00267-014-0364-1 . https://link.springer.com/article/10.1007/s00267-014-0364-1.

Author

Insang Song

Examples

if (FALSE) { # \dontrun{
download_ecoregion(
  directory_to_save = tempdir(),
  acknowledgement = TRUE
)
} # }