1
vote
1answer
70 views

plotting a map of north greenland in R

My knowledge in GIS and R is again tested when I want to map a small part of northern Greenland (called Washington Land) in R (and plot analysis data on top later). I've managed to plot it with ...
0
votes
0answers
14 views

Plotting two shapefiles using R? [duplicate]

I'm not familiar with using R for GIS. I was wondering if you can help me figure out how to plot different shapefiles at the same time. I'm using the "map" function to generate a map in order to get ...
0
votes
1answer
41 views

linked maps not working in R

I am trying use the micromap package in R, but something is not working. This is the code: library(micromap) library(rgdal) library(ggplot2) setwd ('C:/Users/Jesus/Dropbox/linked maps/Chapter4') ...
1
vote
0answers
101 views

Mapping Kansas City based on X and Y Coordinates in R

I have a csv file in R that has coordinates of Kansas City, however, the values at these points aren't in any traditional longitude/latitude formatting that I am aware of. My data looks like this: ...
3
votes
0answers
221 views

R with ggplot2/ggmap - How to load a png image as a map

I am trying to find a workaround for ggmap's missing support of world maps (i.e. you can't create any maps that show latitudes > 80°, due to idiosyncrasies in the mapproj package). To a limited extend ...
11
votes
2answers
3k views

Clipping a raster in R

I am building a map for the northeastern U.S.A. The map background needs to be either an altitude map or a mean annual temperature map. I have two rasters from Worldclim.org which give me these ...
26
votes
5answers
7k views

How to make beautiful maps in R?

There are quite some nice possibilities to analyse spatial data in R and in the context of my current project I would like to use R more frequently to do that. Until now I plot my maps with ggplot2 ...
1
vote
1answer
103 views

Mapping reefs in Madagascar using R

I need to project a number of reef sites onto the coastline of southwest Madagascar. I was hoping to use R for this as I find ArcGIS too big and clunky. I need to create a basemap for both the reefs ...