Asteroid City offers a chance to create a sustainable and environmentally conscious society from the outset. By harnessing renewable energy sources, such as solar power, and implementing closed-loop life support systems, residents can minimize their ecological footprint. The city's asteroid location also provides a unique opportunity for in-situ resource utilization, reducing reliance on Earth-based supplies and minimizing the risk of environmental degradation. As a result, Asteroid City can serve as a model for sustainable development, demonstrating a new paradigm for human civilization.