Key Ideas
Freshwater on Earth’s land surface.
What is surface water
An area of Earth’s surface from which water percolates down into the aquifer is called
What is recharge zone
Patterns of global water use.
What is water used in agriculture, water for industrial use and domestic water.
The primary federal law in the United States governing water pollution
What is clean water act
Occurs when hot or cold water is dumped into a natural body of water, changing its temperature
What is thermal pollution
The area of land that separates waters flowing to different rivers, basins, or seas.
What is watershed
A method of providing plants with water from sources other than direct precipitation.
What is irrigation
How water is used in homes, in industry, and in agriculture.
What is grow fruits and vegetables and raise livestock
Any liquid that, in the course of passing through matter, extracts soluble or suspended solids, or any other component of the material through which it has passed
What is leachate
Fertilizer from farms, lawns, and gardens is the largest source of nutrients that cause artificial eutrophication
What is artificial eutrophication
Water that is found beneath Earth’s surface in the spaces in sediment and rock formation is called
What is groundwater
The easiest and most economical way to save water.
What is water conservation
How dams and water diversion projects are used to manage freshwater resources.
What is provide sustainable supply of high-quality of water
Build up of chemicals in fish
What is bioaccumulation
Water generated after the use of freshwater, raw water, drinking water or saline water in a variety of deliberate applications or processes
What is waste water
As water travels beneath Earth’s surface, it eventually reaches a level where rocks and soil are saturated with water.
What is water table
The introduction of chemical, physical, or biological agents into water that degrade water quality and harm the organisms that depend on the water.
What is water pollution
Identify five ways that water can be conserved
What is Check your toilet for leaks, stop using your toilet as an ashtray or wastebasket, put a plastic bottle in your toilet tank, take shorter showers, install water-saving shower heads or flow restriction
The increase in concentration of a substance
What is biomagnification
A barrier constructed to hold back water and raise its level, forming a reservoir used to generate electricity or as a water supply
What is dam
An underground formation that contains groundwater is called
What is aquifer
Easier to identify and control because the source can be identified.
What is point source pollution
Compare point-source pollution and nonpoint-source pollution
What is point-source pollution is easy to identify. Nonpoint-source pollution is harder to identify and harder to address.
Low-oxygen, or hypoxic, areas in the world's oceans and lakes
What is dead zones
A large natural or artificial lake used as a source of water supply
What is reservoir