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| A measure of how long a particular material will remain in the biosphere |
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| A biochemical process in which organic materials are decomposed to a humus like material by aerobic organisms. |
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| Method of waste disposal that involves pumping waste into subsurface disposal sites such as fractured or otherwise porous rocks. |
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| Waste from electronic devices such as computers, cell phones, iPods, and the like. |
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| Waste materials determined to be toxic or otherwise harmful to people and the environment. |
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| Reduction of combustible waste to inert residue(ash) by burning at high temperatures. |
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| Design of industrial systems to be similar to ecosystems where waste from one part of the system is a resource for another. |
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| Integrated Waste Management |
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| A complex set of management alternatives for waste management, including source reduction, recycling, composting, landfill, and incineration. |
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| Alternative for disposal of certain types of hazardous chemical waste in which the waste is applied to the soil and degraded by natural biological activity in the soil. |
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| Noxious liquid material capable of carrying bacteria, produced when surface water or groundwater comes into contact with solid waste. |
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| Making better use of materials to reduce the waste we produce. |
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| With respect to waste management, refers to periodic or continuos gathering of samples of soil, vegetation, vadose zone water, and groundwaters in and near waste management facilities, such as landfills or hazardous waste disposals facilities. |
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| Reduce, Recycle, and Reuse |
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| The Three R's of integrated waste management that describe the objective of reducing the amount of waste that must be disposed of in landfills or other facilities. |
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| Method of solid-waste disposal that does not produce a public health problem or nuisance; confines and compresses waste and covers it at the end of each day with a layer of compacted, relatively impermeable material, such as clay. |
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| Type of landfill designed to contain and dispose of hazardous chemical waste; many of these facilities have been shut down because containment of the hazardous waste has been impossible to maintain. |
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| Excavated or natural topographic depressions used to hold hazardous liquid waste. Although impoundments are often lined, they have been criticized because they are especially prone to seepage and pollution of soil and groundwaters. |
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