Software

The following versions of each application used in this project were downloaded and installed on the Mac OS X operating system

• R(2.9.1)

Installing this application requires you to double-click the .mpkg file in the disk image and follow the on-screen instructions. Once that is done you can open R from its install location

• OpenOSX Grass(6.3.0)

OpenOSX Grass requires you to drag the icon from the disk image to the folder you determine to be its install location. This will generally be your Applications folder

• Google Earth(5.0)

Google Earth requires the same install process as OpenOSX Grass did. Again, the Applications folder is the desired location Note: Clicking on the link will begin the download process

GRASS/R Interface

This section covers how to first download and then install the necessary frameworks and packages for the GRASS/R interface.

Frameworks

• GEOS
• PROJ
• SQLite
• UnixImageIO
• GDAL

Installing these frameworks involves double-clicking the .mpkg file in the disk image and following the on-screen instructions. These frameworks were installed in the order they appear from top to bottom.

Packages

• rgdal
  • Once the zip file has been downloaded, open R
• spgrass6