Well, one concern may be that plastic lasts for 1000s of years. What do you do when you decide to renovate a village of ten thousand plastic silos or boxes? Tra

Well, one concern may be that plastic lasts for 1000s of years. What do you do when you decide to renovate a village of ten thousand plastic silos or boxes? Transporting and recycling that volume of material would probably be expensive, even if it were a type of plastic that was largely recoverable without losing much of its material properties.