Introduction to Waste Stream Management: Liquid Waste
In the past, some of the major sources of water pollution have been landfills, underground storage tanks, and untreated effluent. Under the Clean Water Act, the EPA sets industry-specific discharge limitations for water..
Introduction to Waste Stream Management: Overview and History of Pollution and Environmental Awareness
While pollution has always been part of the industrial process, environmental accountability is relatively new. The founding of the Environmental Protection Agency and the introduction of basic measures to standardize e..
Introduction to Waste Stream Management: Pollution Prevention
Recycling industrial materials that would otherwise require treatment or landfilling is known as resource recovery and is part of an emerging area of pollution prevention. Some wastes are converted directly into useful ..
Introduction to Waste Stream Management: Solid Waste
Improper disposal of hazardous substances removed from both air and water treatment can become solid waste problems. Thermal treatments, like the reciprocating grate incinerator, can be used to eliminate most of the vol..
Introduction to Waste Stream Management: Treatment Technologies and Pollution Sources
The approved EPA treatment technologies for solid, liquid and gaseous wastestreams can be categorized into four groups: physical, chemical, biological and thermal. Knowing which type of treatment to use and when to use ..
Natural Ecosystem Services and Waste Disposal
Paul Ehrlich, best known for his work on population growth, observes that there's no way to truly "throw things away," because everything remains on this planet. According to Dr. Ehrlich, we must depend on natural system..
Natural Ecosystem Services and the Economy
Paul Ehrlich, best known for his work on population growth, talks about the critical links between Earth's natural ecosystems and what he calls the "human economy." If we did not have properly functioning natural ecosyst..
Occupational Safety and Health: Industrial Hygiene
The job of the industrial hygienist is to monitor employee health and safety, devising preventive measures to keep workers from being exposed to chemical, physical, and biological hazards.
Occupational Safety and Health: OSHA
The Occupational Safety and Health Act of 1970 gave each state the tools to enforce a code of safety in all workplaces. Employers must report accidents to OSHA and employees can make a complaint against an employer, anon..
Occupational Safety and Health: Worker Safety in the Mining Industry
Nowhere are workplace hazards more evident than in the mining industry. The use of dynamite in the early days of mining and into the early 1900s made for extremely hazardous conditions. Technology introduced in the mid-1..