Modeled and rendered in Blender/Cycles. I used the 'Sapling' add-on for the trees and I also adapted the 'water' and 'snow' shaders from the Shader Forge tutorials. Texture maps were originally from www.cgtextures.com with some modification in Photoshop Elements.
See www.nebulart.org/showreel.html for the full animated version and more of my work.