Message-ID: <1427283.ztxFYZfp9x@ID-99504.news.uni-berlin.de>
Date: 2012-08-10T23:08:37Z
From: Karl Ove Hufthammer
Subject: Extracting GSHHS global coastlines
Roger Bivand wrote:
> which uses threshold= to filter out boundary slivers. Maybe even easier is
> the maps package and map2SpatialPolygons() in maptools if all you need is
> a background world land map.
And even better, and almost just as easy, is to use the vector data from
"http://www.naturalearthdata.com/". These are free (license: public domain),
detailed, very high quality and up-to-date (whereas the maps in the maps and
mapdata packages still contain USSR and other countries that don?t exist
anymore).
--
Karl Ove Hufthammer
E-mail: karl at huftis.org
Jabber: huftis at jabber.no