I have improved the art style of Earth of Oryn playing with light. Here is a small cities with most of the building and all the biomes being procedurally generated. What do you think? How could I improve the buildings generation?

I have improved the art style of Earth of Oryn playing with light. Here is a small cities with most of the building and all the biomes being procedurally generated. What do you think? How could I improve the buildings generation?