Apes Water Quality Leake
Examples of Point sources
Factories, underground mines. sewage plants
What does turbidity effect?
Reduces photosynthetic ability of producers. Reduces the amount of oxygen made and like blocks the sunlight.
Define Nonpoint sources
Runoff of chemicals and sediment
Hypoxic Zones are
large zones of oxygen depleted water, less than 2ppm DO
Define Turbidity
loss of water transparency
What are Hypoxic Zones caused by
mostly huge inputs on nitrates
Define Dikes
similar to levees, built to prevent flooding of areas that would be under water if it weren't in place.
Define Surface water
the runoff that gathers and runs into streams, lakes, etc
Examples of Physical Pollutant
trash, heat, sediment
Define Surface runoff
water that does not infiltrate the ground or evaporate
Define Chemical Pollutant
element of compound that is harmful to organisms
Define Reliable runoff
1/3 of total that we can depend on year to year 2/3 is lost annually to seasonal floods
Examples of Nonpoint sources
Agriculture & lawns - pesticides & fertilizers
Define Point sources
Discharge at specific locations; drain pipes, sewers
What are the two laws that govern water rights?
East Coast: Riparian Doctrine West Coast: Prior Appropriation Doctrine
Define East Coast: Riparian Doctrine
If you live close to the river or to that water [or] lake, you have reasonable rights to use that water
Examples of Chemical Pollutants
Nutrients, toxins, inorganic substances
What is the largest aquifer in the United States?
Ogallala
Which household thing uses the most water?
Toilet Flushing
Define West Coast: Prior Appropriation Doctrine
Whoever uses the water first and/or was present first, get priority in usage
Define Dams
a barrier that runs across a river or stream to control the flow of water. Reservoir =the body of water it holds.
1/3 of all freshwater is used for
agriculture
Define Physical Pollutant
changes to physical properties of water, or the
The major waterborne diseases
cholera, hepatitis, & shigellosis
One half of all water used goes toward what?
generating electricity
Define Biological Pollutant
organic substances or pathogens
Examples of Biological Pollutants
oxygen demanding wastes, viruses, bacteria
Turbidity effects what
oxygen production