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28 Cards in this Set
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- Back
Refers to the condition of the air within our surroundings it is a measure of how clean or polluted the air is |
Air quality |
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How is air quality measured |
Air quality index or aqi |
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0 to 50 value |
Green and good |
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51 to 100 |
Yellow and moderate |
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101 to 150 |
Orange and unhealthy for sensitive groups |
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151 to 200 |
Red and unhealthy |
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201 to 300 |
Purple and very unhealthy |
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301 and higher |
Maroon and hazardous |
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Three factors that affect air quality |
Human activity, wind pattern, and temperature |
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Major contaminant in urban and industrial areas which is measured by colorimetry conductivity colometry and amperometry |
Sulfur dioxide |
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Is unknown volume of air that is filtered through a white filter paper under specific conditions and stain is measured by photo electric meter |
Smoke and suspended particles |
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Deposit gauges collect great dust and other solids these are analyzed monthly |
Grit and dust measurement |
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A factor particularly in the usa and in assessing the amount of smoke or other aerosol in the air |
Coefficient of haze |
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Indicates whether pollutant levels in the air may cause health concerns or not |
Aqi or air quality index |
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Are well known as sensitive indicators of air pollution particularly for sulfur dioxide |
Lichens |
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This is commonly defined by biological physical chemical and aesthetic characteristics. |
Water quality |
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Utilization of water for drinking washing bathing cooking or other household needs |
Domestic purposes |
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Utilization of water for supplying water requirements of the community |
Municipal purposes |
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Utilization of water for producing agricultural crops |
Irrigation |
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Utilization of water for producing electrical or mechanical power |
Power generation |
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Utilization of water for the propagation of culture fish as a commercial enterprise |
Fisheries |
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Utilization of water for large herds or flux of animals raised as a commercial enterprise |
Livestock raising |
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Utilization of water in factories industrial plants and mines including the use of water as an ingredient of a finished product |
Industrial purposes |
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Utilization of water for swimming pools bath houses boating water skiing golf courses and other similar facilities in resorts and other places of recreation |
Recreational purposes |
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Serves as an indicator of the biological health of a water body due levels are affected by changes in water temperature and the concentration of organic materials industrial or municipal waste can increase the concentration of organic matter if more oxygen is consumed than is produced and oxygen levels drop below their natural levels some sensitive animals may weaken move away or die |
Dissolved oxygen |
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A measurement of acidity or alkalinity |
pH |
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A measurement of the clarity of a water body and is related to erosion and sedimentation which impacts streams and lakes |
Turbidity |
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Used as indicators of the presence of fecal material in drinking and recreational waters |
E coli levels |