Part 4/9:
The envisioned size of a Ringworld presents stark realities. Constructed from materials found across the universe, this concept would require millions of times the surface area of Earth, generating demands for resources that could lead humanity to dismantle entire planets or asteroids to achieve construction. The mathematically derived structure would also need robust mountain ranges or walls to prevent the atmosphere from escaping into space—a scenario far more dangerous than it appears at first glance.