R help - Aug 2008 - Coordinate systems for geostatistics in R (imicola)

>  If you use the spatial objects provided by the 
> sp-package (http://cran.r-project.org/web/packages/sp/vignettes/sp.pdf) 
> you transform your data to other projections using the spTransform package.
Thus you will need the rgdal package in complement (it actually includes 
spTransform). This function is extremely convenient: you can manage 
coordinate transformations extremely easily for common systems (WGS84, 
UTM) within the R environment.