Thermal Treatment Technologies: Pyrolysis
Pyrolysis is a process that uses heat in an oxygen starved atmosphere to treat wood pulp, paper, plastic and other hydrocarbons like the mountains of discarded tires that clutter hillsides.
Running Out of Energy
Paul Ehrlich, best known for his work on population growth, explores the issue of energy and availability of fossil fuels. According to Dr.Ehrlich, the biggest threat posed by reliance on such fuels is not running out of them but, rather, their nega...
Treasure Trove: Commercial Uses of Sediment
Marine sediments are enormously important economically. Gravel and sand are obtained from the ocean for use as construction materials. In addition to offshore diamond deposits, tin and titanium are found in the ocean. Oil and natural gas resources a...
The Ocean's Memory: Oil, Gas and Manganese Nodules
Sediment is a uniquely valuable commodity within the marine environment. Oil, natural gas, coal, diamonds, gravel, sand, tin and titanium are all associated with marine sediment. Perhaps the most famous potential deep sea deposits are manganese nodu...