It seems like you might be looking for a different kind of answer. Here are some possibilities:
* What if there were NO mountains? The world would look very different. There would be less variation in elevation, and likely less rainfall in many areas. Ecosystems would be impacted, as would weather patterns.
* What if mountains were MUCH higher? The effects would be dramatic. Weather patterns would be significantly altered, with more extreme precipitation in some areas and less in others. Human life would be impacted, as would the ecosystems that rely on mountains.
Could you please clarify your question? I'm ready to help you explore the fascinating world of mountains!