Download kml filesSource:
Downloads map data from in kml format and writes it to a temporary directory. You must specify a temporary directory to write files to in your options.
The a vector of ISO3 country code's that you want data about. (http://unstats.un.org/unsd/methods/m49/m49alpha.htm) or the basin ID's [1-468] (http://data.worldbank.org/sites/default/files/climate_data_api_basins.pdf)