WATER POLLUTION
Any physical or chemical change in surface water or groundwater that can harm living organisms or make water unfit for certain uses is called.
What is water pollution
is the flow of water occurring on the ground surface when excess rainwater, stormwater, meltwater, or other sources, can no longer sufficiently rapidly infiltrate in the soil.
What is runoff?
Which type of water is hardest to clean, ground or surface.
What is surface?
When the temperature increase in a body of water that is caused by human activity and that has a harmful effect on water quality and on the ability of that body of water to support life is called?
What is thermal pollution?
What is the greatest use of water today?
What is agriculture use?
An area of land where the surface water and groundwater drain into a particular body of water; separated from other watersheds by drainage divides
What is a watershed?
Water that contains unwanted materials from homes, businesses, and industries; a mixture of water and dissolved or suspended substances.
What is wastewater or sewage?
extra nitrogen and phosphorus can cause?
What is a eutrophication?
the water treatment process that goes from your house to the river?
What is sewage treatment?
Excessive amounts of soil particles enter the water as a result of erosion from construction, causing water to cloud up and prevent sunlight for aquatic plants. Makes it harder for humans to clean water.
What is sediment pollution?
How is water used in Industry?
What is to produce electricity and cool machines?
A body of porous rock or sediment (mostly limestone) that stores groundwater and allows the flow of groundwater.
What is aquifer?
Pollutants discharged from a single identifiable location are called?
What is point source pollution?
An increase in the concentration of a chemical in higher levels of the food chain
What is biomaginification?
1. Coagulation and flocculation - to draw together suspended solids.
2. Sedimentation - to let solids settle to the bottom.
3. Filtration - to strain out particles, bacteria and chemicals.
4. Aeration - to eliminate unpleasant odor and tastes.
5. Disinfection - to kill any remaining bacteria and viruses.
What are the five steps of water treatment?
When water is exposed to human and animal waste. Causing the most human health problem, this is the most common symptom
What is diarrhea?
What is the biggest use of water for entertainment?
What is a golf course?
pollution that occurs over a wide area and is not easily connected to a single source
example: excess fertilizers runoff from agricultural lands
What is non-point source pollution?
A type of water pollution that is accelerated by human processes, Overnourishment of aquatic ecosystems with plant nutrients (mostly nitrates and phosphates) because of human activities is called?
What is cultural eutrophication?
a chemical used in both water treatment processes?
What is a chlorine?
Disinfection of water by the addition of small amounts of chlorine or a chlorine compound is called?
What is chlorination?
the level of groundwater, is an underground boundary between the soil surface and the area where groundwater saturates spaces between sediments and cracks in rock. It goes up in rainy season and down in dry season.
What is water table?
What is the largest aquifer in the USA?
What is the Ogallala?
Do not overuse pesticides and fertilizers. They contain hazardous chemicals. These can travel through the soil and contaminate groundwater.
How can be water resources be protected?
(Dichlorodiphenyltrichloroethane) a pesticide commonly used in the mid-1900s to control insect outbreaks. This pesticide breaks down elements from pesticides called chlorinated hydrocarbons accumulated in the upper levels of the food chain causing abnormalities in birds or animals that eat fish, what was the pesticide called?
What is DDT?
common water pathogen that is immune to chlorination?
What are cryptosporidium?
The clumped solids sink to the bottom of the water, is called?
What is sedimentation?
Anything dumped/sprayed on the surface or buried in the ground has the potential to pollute aquifers, storage tanks, raw sewage containers is what type of pollution?
What is groundwater pollution?
What are the several small rivers that join into a larger river called
What is a tributary?
97% is salt water, but only 3% or less is fresh water. Out of the 3%, only 0.3 % is surface water.
How much water is readily available for consumption?