What affects the level of oxygen dissolved in a body of water?
The temperature of the water
What organization sets the standards for water quality?
EPA (Environmental Protection Agency)
What is pollution?
The introduction of chemical, biological or physical matter into a source of water that lowers the water quality, making it less habitable and dangerous to consume
The responsible use and protection of natural resources most often involving conservation and sustainable practices
Environmental Stewardship
The average American household uses this much water
More than 300 gallons (70% of which is used indoors)
Dissolved oxygen is important to
Aquatic life (plants and animals), both plants and animals require need oxygen to breath
The 4 steps of water treatment are
Coagulation and Flocculation, Sedimentation, Filtration, and Disinfection.
This is a consequence of storm runoff in an urban stream environment
Increase in water flow
Who does the triple bottom line theory focus on?
Companies and Corporations
This critically endangered species of salamander requires very cold, clean, fast-moving streams.
Hellbender Salamander
Water is used in many aspects of life, name 3
Drinking, bathing, recreation, medical industry, agriculture, energy, manufacturing and industry
Which type of pollution is regulated by the Clean Water Act?
Point-source pollution
Acid rain can affect this water quality indicator
pH
What are the best ways to create awareness about water issues
Teach, educate, encourage
Besides fish, rivers provide food and shelter for
Wildlife that lives near the water source
The measurement of how clear or cloudy water appears
Turbidity
What is bioaccumulation?
When organisms within a water source accumulate the chemicals found in the water, food, or sediment found within a water source
Macroinvertebrates have been seen to thrive in areas with ____ nutrients and _____ vegetation
Low, high
Name one way you can reduce your water usage
Use a cup when brushing your teeth, use a bucket instead of a hose when washing a car, take a shorter shower…
Aquatic life that helps assess water quality
Bioindicators, indicator species
The presence of this bacteria indicates an unclean water source, these bacteria include the dangerous E. Coli strain
Coliform Bacteria
Why do we have water quality standards?
To provide safe drinking water and to prevent water-borne diseases
What are the 4 steps of Eutrophication
Increased nitrate levels, increase in algae growth, increase in bacteria growth, levels of dissolved oxygen go down
This law, passed in 1972, had a goal of making all US waterways safe for fishing and swimming by 1983
Clean Water Act
Pollution that can be traced to a single source is called ____ while pollution that comes from a variety of sources is called ____.
Point source pollution, non-point source pollution