I'm a Linux newbie... the first Linux OS I started using is Ubuntu 14.04.02 LTS and to be honest, I really don't like the Unity desktop environment that ships with Ubuntu so I was wondering if I could replace the unity desktop with something that takes up less system resources like Paper GTK.
So how do I replace the Unity DE with Paper GTK?
I am talking about something like the picture in the link below....
That looks like a Gnome Shell theme, so I suggest the a combination of