It is likely that one of the reasons why air pollution is so common nowadays is because there is no regulation that grants ownership rights on the air. This means that no single person or entity owns the air. This phenomenon is known as the "tragedy of the commons." The concept states that when resources are shared by many users, these tend to act according to their self-interest and against the common good, which leads them to deplete or spoil the resource.
To show that representation of all people is require thus we have to follow what the people want, not what we want and to do so we can't have proportional representation.
Canning was unsustainable because the process back then was labor intensive; the process was still undefined, and the materials are very primitive. The cans used were corked and sealed with lead which led it to be hazardous
