

You can download this new version over here.

Updated Movie Maker tool with new video formats.New Repair Tool to reset cache data, settings, and fix application startup issues.High-resolution ("high-DPI", "Retina") display support.Mac: antialiasing option is now available.Mac: Mac OS 10.8 is earliest version supported.Windows: new installs default to OpenGL mode.Windows: Windows 7 is earliest version supported.Earth "Free" and Pro have now been combined into a single product, Earth Pro.

This will give Free users more advanced features such as advanced data import capabilities, more sophisticated measurement tools, higher-resolution printing, movie creation, and more. With this release, Google Earth Free users will automatically be upgraded to the Pro version for free. Google announced in the Google Maps Help forums that they have finally released Google Earth Pro 7.3.0 for Mac, Windows and Linux.
