City Locations and Populations(USA)

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Description

point data set showing cities locations and populations.

Usage

1

Format

name

name of city

lat

latitude

lon

longitude

p

population

Details

World cities have no population (yet).

Examples

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## Not run: 
library(GEOmap)
data(USAmap)

data(usacity)
s=list()
s$x=c(230.515290931,295.314341808)
s$y=c(27.1303332212,49.7820066148)

plotGEOmap(USAmap)

rect(s$x[1], s$y[1], s$x[2], s$y[2]) 

plotGEOmap(USAmap, LIM=c(s$x[1], s$y[1], s$x[2], s$y[2]) )

points(usacity$lon[usacity$p>10000],usacity$lat[usacity$p>10000], col='red')


 


## End(Not run)