This is a coarse resolution coastline at scale 1:110M, with 10,696 points,
suitable for world-scale plots plotted at a small size, e.g. inset diagrams.
Finer resolution coastline files are provided in the
Downloaded from https://www.naturalearthdata.com, in
ne_110m_admin_0_countries.shp in July 2015, with an
update on December 16, 2017.
Follow the procedure along the lines
described in “Details”, where of course your source file will differ.
Also, you should change the name of the coastline object from
coastlineWorld, to avoid conflicts with the built-in dataset. Save
.rda file to some directory of your choosing, e.g. perhaps
~/data/coastlines on a unix-type machine.
Then, whenever you need the file, use
load() to load it. Most
users find it convenient to do the loading in an
Other things related to coastline data: