Nowadays most plastic made of petroleum (better known as “oil”), but as oil is becoming increasingly scarce alternative sources for the production of plastic is needed. Scientists have succeeded in producing a biodegradable plastic from sugar and carbon dioxide. Continue reading Plastic in the post-oil age
Many years ago the city where I lived at that time, had a nice initiative: a recycle bank. People could earn and save money by “depositing” trash. There were three categories of trash which could be turned in: paper/cardboard, plastic and textile. Each category had its own price. Continue reading Trash for Cash
In many civilized countries households pay a fee for funding the public waste disposal service. This system, however, stems from the age when garbage was dumped at landfills and waste was considered as a valueless annoyance. Though many developed countries has switched to incineration as their primary method of waste disposal, waste was and is still seen as the useless by-product of consumption. Continue reading Should households pay for waste disposal?
In space settlements recycling will be an essential part of their waste management system. In case of durable consumer goods, such a washing machines and refrigerators, we advocate a system in which these goods are leased rather than purchased. And at the end of the lease term or end of life time, the goods are returned to the manufacturer for recycling. Continue reading Recyclable clothing
One of the most important issues in any given human society, is the management of its waste disposal. And space settlements will be no exception. Of course space colonists could simply dump their waste into outer space, but this will be inefficient since this also means the loss of valuable resources. Waste management of space colonies should be based on reduce, reuse and recycling. In this post we will discuss several policies which could be implemented to achieve these 3 R’s. Continue reading Waste disposal, recycling and leasing