Plastic shopping bags, an abundant source of litter on land and at sea, can be converted into diesel, natural gas and other useful petroleum products, researchers report. The conversion produces significantly more energy than it requires and results in tr
Our descendants are going to be strip-mining land fills for concentrated, refined materials like this. Also, they will find some pretty rich (if mixed up) metal ores, there. It's just a matter of having high enough energy prices to justify re-visiting our garbage.
And no that's not intended to be sarcastic