The lungs characteristics is shared by at least four organisms
I’m not sure but I think it’s starch
<span>This is a barrier island. These typically are formed as a way of protecting the mainland from storms and erosional forces. In addition, barrier islands typically form parallel to the mainland and in chains. These islands can allow wetlands to form once enough sand has built up near the shoreline.</span>
Two traits that represent a sustainable society is an emphasis on egalitarianism - where there would be a tendency to strive towards a society of equals. Another would be an emphasis on using renewable energy.
On the other hand, an unsustainable society would have an emphasis on using fossil fuels due to being cheaper and having an ever-increasing productions of goods, not considering how taxing this might be on the planet.