Charles Darwin’s theory of evolution likely wouldn’t have existed without James Hutton’s concept of deep time, which he based on evidence from his profession as a geologist.
I’ve wanted layers for a while. It bothered me more than it should have that the cliff textures were vertically applied like all the other biome textures. So I took a bit of time out of trying to balance carnivores and did this.
I like it. I think it gives the world much more of a sense of age and natural history.