Terms : Hide Images
| The contamination of streams, rivers, lakes, oceans, or groundwater with substances produced through human activities | ||
| A distinct location from which pollution is directly produced | ||
| A difiuse area that produces pollution | ||
| Water produced by human activities including human sewage from toilets and gray water from bathing and washing of clothes and dishes | ||
| Organic matter that enters a body of water and feeds microbes that are decomposers | ||
| The amount of oxygen a quantity of water uses over a period of time at specific temperatures | ||
| In a body of water, an area with extremely low oxygen concentration and very little life | ||
| A phenomenon in which a body of water becomes rich in nutrients | ||
| An increase in fertility in a body of water, the result of anthropogenic inputs of nutrients | ||
| A species that indicates whether or not disease-causing pathogens are likely to be present | ||
| A group of microorganisms in the human intestines that can serve as an indicator species for potentially harmful microorganisms associated with contamination by sewage | ||
| A relatively small and simple sewage treatment system, made up of a septic tank and a leach field, often used for homes in rural areas | ||
| A large container that receives wastewater from a house as part of a septic system | ||
| Solid waste material from wastewater | ||
| A layer of fairly clear water found in the middle of a septic tank | ||
| A component of a septic system, made up of underground pipes laid out below the surface of the ground | ||
| Human-made ponds lined with rubber built to handle large quantities of manure produced by livestock | ||
| A group of industrial compounds formerly used to manufacture plastics and insulate electrical transformers, and responsible for many environmental problems, also known as polychlorinated biphenyls | ||
| An environmentally harmful compound commonly found in flame retardants and other materials also known as polybrominated diphenyl ether | ||
| Nonchemical water pollution that occurs when human activities cause a substantial change in the temperature of water | ||
| A dramatic change in water temperature that can kill organisms | ||
| The standard for safe drinking water established by the EPA under the Safe Drinking Water Act |
