Tutorial Link:
http://cg.tutsplus.com/?p=21945
In our latest Cinema 4D tutorial, Aleksey Voznesenski will walk you through the process of Modeling, Texturing, Lighting and Animating a cross section of planet Earth. You'll learn a whole bunch of techniques for adding materials and using alpha channels to modify only certain parts of the texture maps. You'll also learn how to animate a cross section using booles and make everything look sexy with materials and lighting.