The Importance of Environment and World Building

The most important thing to keep in mind when it comes to environment and world building is the real, making sure that the culture that you're developing makes sense. So like Marshall said, it would be absolutely masochistic to be like, well, let's take this planet and build it all up from the stone age piece by piece. But for me, it's more of a check of like, okay, I want my fantasy culture to be whatever. And in order for that to make sense, here's the assumptions. Here's the physical environment that I have to give it to.