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25 Cards in this Set
- Front
- Back
Water Pollution
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The addition of harmful chemicals to water
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Fecal Coliform
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bacteria that occur naturally in human intestines and are used as a standard measure of microbial pollution and an indicator of disease
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Secondary Treatment
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use of biological processes to degrade wastewater in a treatment facility
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Wastewater Treatment
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the process of treating wastewater in specially designed plant
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Dead Zone
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an area in water that has oxygen levels that are not adequate to support life
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Aquifer
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any geological formation containing ground water
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Leachate
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mineralized liquid capable of transporting bacterial pollutants
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Biological Oxygen Demand
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a measure of the amount of oxygen necessary to decompose organic material
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Point Source Pollution |
sources of pollution such as smokestacks, pipes, or spills that are readily identified and stationary
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Tertiary Treatment
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a form of water treatment involving chemical treatment or advanced filtration
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Runoff |
something that drains or flows off
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pH
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the symbol for the logarithm of the reciprocal of hydrogen ion concentration in gram atoms per liter
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Hypoxia |
inadequate oxygenation of the blood
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Environmental Law
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a field of law concerning the conservation and use of natural resources and the control of pollution
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Non-Point Source Pollution
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pollution sources that are diffused and influenced by factors land use and climate
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Effluent Discharge
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any material that flows outward from something
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Watershed
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the ridge or crest line dividing two drainage areas
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Dissolved Oxygen |
microscopic bubbles of gaseous oxygen that are mixed in water and available to aquatic organisms for respiration
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Methane Gas
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a molecule of carbon and 4 hydrogen atoms (greenhouse gases)
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Activated Sludge
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aerated sewage containing aerobic microorganisms that help to break it down
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Chlorination
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to combine or treat with chlorine
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Eutrophication
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an abundant accumulation of nutrients that support a dense growth of algae
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Water Renovation and Conservation
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take wastewater and apply it to agricultural crops and it gets filtered.
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Primary Treatment
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the removal of large partials and organic materials from wastewater through screening
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Contaminants
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the presence of an unwanted material that makes something unfit for a particular use
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