Thermal Treatment Technologies: Risks and Rewards of Thermal Destruction
Thermal destruction of hazardous wastes has much potential, but it has aroused much public concern, as well. Even the best such techniques are only safe and effective when they are controlled and done properly--somethin..
Thermal Treatment Technologies: Thermal Destruction
Since ancient times, the burning of waste has been a common practice. Unfortunately, incineration as generally practiced created serious environmental problems. Today, however, thermal treatment technology has demonstr..
Thermal Treatment Technologies: Wet Air Oxidation
Wet air oxidation is a process in which organic matter in an aqueous solution can be oxidized and release heat, provided that oxygen is present under increasing pressure. With the passage of the Clean Water Act in 1972,..
Toxic Plastics
Zoologist and World Wildlife Fund senior scientist Theo Colborn talks about toxic chemicals in everyday items made of plastic.
Trees and Other Critical Resources
Former Sierra Club president David Brower talks about the value of critical resources, including trees, soil, water and rapidly disappearing species.
Using Up Our Resources
Former Sierra Club president David Brower talks about the depletion of Earth's resources, noting that, over the past fifty years, the United States has used up more resources than the rest of the world throughout all of ..
Waste and Other Threats to Oceans and Marine Life
Explorer and environmentalist Jean-Michel Cousteau talks about the adverse effects of waste, heavy metals and other chemicals on the ocean and marine life.
Waste, Part I: Hazardous Waste Sites: Del Amo
The Del Amo neighborhood of Los Angles is the location of two adjacent Superfund sites in close proximity to residential neighborhoods. It wasn't until after she moved into her Del Amo neighborhood that Cindy Babich bega..
Waste, Part I: Material Recycling Facilities
The development of technology for handling co-mingled wastes has changed the one-time altuistic gesture of recycling into a symbiotic relationship between environmental needs and profitability.
Waste, Part I: Municipal Landfills
When it was opened in 1948, the Fresh Kills landfill on Staten Island in New York was supposed to be a temporary measure of only five years duration. Built on a wetlands with no liner to prevent groundwater contamination..