urbanareas: Urban Areas.

In tbuckl/urbanareas: Urban Areas 2003

Description

Named urban areas with more than 100k in minimum estimated population. Area data derived from satellite imagery (NASA/MODIS). Place names from Washington Post/NaturalEarthData. Population estimates from Landscan.

Usage

urbanareas

Format

A simple features data frame with five variables: #'

allnames

all city names falling within the urban area

namecount

number of named city centers falling within the urban area

area_sqkm

total square km of the urban area

pop_max

maximum estimate for population (based on landscan)

pop_min

minumum estimate for population (based on landscan)

wikidataids

all ids of the widata entry for the city. same order as allnames. e.g. Paris is Q90, so https://www.wikidata.org/wiki/Q90

geometry

The geographic area that the urban area covers. Derived from 2001-2003 Satellitte Imagery

name, allnames, namecount, area_sqkm, pop_max and pop_min, wikidataids, and geometry.

Details

Area Source: Schneider, A., M. A. Friedl, D. K. McIver, and C. E. Woodcock (2003) Mapping urban areas by fusing multiple sources of coarse resolution remotely sensed data. Photogrammetric Engineering and Remote Sensing, volume 69, pages 1377-1386.

Examples

  library(sf)
  urbanareas

tbuckl/urbanareas documentation built on May 15, 2019, 10:05 p.m.