Unity is the default desktop environment in Ubuntu 12.10. Although, it has improved a lot but if you’re still looking for an alternative desktop with classic GNOME 2 style layout then you may try MATE.
MATE is a GNOME 2 based desktop, it’s easy to use, and the it’s stable too. it’s the default desktop environment in Linux Mint, an Ubuntu based distribution, more human-friendly for beginner users.
MATE Desktop environment is available for various platform, including ubuntu, fedora, etc. In Ubuntu, the best way to install MATE would be through the official PPA.
Open a terminal and execute the commands –
sudo add-apt-repository "deb http://packages.mate-desktop.org/repo/ubuntu quantal main" sudo add-apt-repository "deb http://repo.mate-desktop.org/ubuntu quantal main" sudo apt-get install mate-archive-keyring sudo apt-get update sudo apt-get install mate-core sudo apt-get install mate-desktop-environment
Applications Menu in MATE Desktop (running with Ubuntu 12.10)
Update! Fixed some errors!