Nature and natural are words with particular weights that are perhaps not relevant now. We are part of a biosphere that sustains us. Half the DNA in your body is not human DNA, you are a biome like a swamp, with a particular balance or ecology that is hard to keep going – and indeed it will only go for a while after which it falls apart and you... See more
Social psychologists have known for decades that people are motivated to work harder when others are watching. When they are observed, people run faster, are more creative, and think harder about problems.
No roads, cars or emissions, it will run on 100% renewable energy and 95% of land will be preserved for nature. People's health and wellbeing will be prioritized over transportation and infrastructure, unlike traditional cities. Only 200 meters wide, but 170 kilometers long and 500 meters above sea level.