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A self-contained city can sustain itself and its resources. It does not take more than it needs. Every object can be either reused or recycled productively. One of the people in the video gave the example of compacting and forming trash into different shapes, which can support archways and foundations. This would reduce dependence on the nat

User Mhdjazmati
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16 votes
16 votes

Answer:

didn't understood the question

User Dmitry Ginzburg
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