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APES Study
| Question | Answer |
|---|---|
| What does the primary treatment of sewage deal with? | Large Debris |
| What does the Secondary treatment of sewage deal with? | Biological Breakdown of organic matter by Bacteria |
| What does the Tertiary treatment of sewage deal with? | Ecological or Chemical treatments to reduce pollutants. |
| What does the Disinfectant treatment of sewage deal with? | UV light, OZone or Chlorine used to kill bacteria or other pathogens such as e coli. |
| Effluent | Liquid waste (Sewage) discharged into a surface body of water. |
| Eutrophication | the process in which a body of water becomes overly enriched with nutrients—mainly nitrogen and phosphorus—leading to rapid plant and algae growth that can suffocate aquatic life |
| Mercury Location: | Seafood |
| Arsenic Location: | Rice or groundwater |
| Asbestos Effect: | Mesothelioma |
| Tropospheric Ozone | Worsens respiratory conditions like Asthma, Emphysema, Bronchitis, COPD |
| Vector | Living organism that carries and transmits infectious pathogens to other organism (EX: Mosquito.) |
| What diseases come from mosquitos? | Malaria, West Nile, Zika |
| What are the causes of Eutrophication? | Sewage and runoff into an aquatic environment |
| What are the effects of Eutrophication? | -Increased Turbidity on the seafloor -Decreased oxygen production by plants on the sea floor -Hypoxia and dead zones -Increased algae blooms |
| What are the effects of increased water temp? | -Decreased dissolved O2 -Increased metabolic rate -Coral Bleaching |
| What does an oxygen sag curve show? | line graph that shows how dissolved oxygen (DO) levels drop and then rise in a stream or river downstream from a point source of organic pollution |
| eutrophic vs oligotrophic waterways | Eutrophic water bodies are rich in nutrients and high in biological productivity, resulting in murky water and dense plant or algal growth. Oligotrophic water bodies have low nutrient levels and low productivity, Clearer water + deep, oxygen-rich depths. |
| 4 Ecosystem services | -Provisioning -Regulating -Supporting -Cultural |
| Provisioning ECO service: | The material or energy products directly obtained from ecosystems.Examples: Food, fresh water, timber, fuel, and medicinal plants. |
| Regulating ECO service: | Benefits from the moderation or control of natural processes. |
| Supporting ECO service: | Fundamental underlying natural processes that make ecosystems work. |
| Cultural ECO service: | The non-material, psychological, and spiritual benefits provided to human societies. |
| The study of what is harmful to organisms | Toxicology |
| atrazine | Atrazine is a widely used chemical weed killer (herbicide) applied primarily to control broadleaf and grassy weeds in crops like corn, sorghum, and sugarcane |
| Effluent | Effluent is treated or untreated liquid waste that flows out of a factory, sewage treatment plant, or industrial facility into a body of water or the environment |