Quiz 6

An artesian well is created when the well is drilled into ________.

an example of a non-point source of pollution

What percentage of groundwater drawn from aquifers each year is used for irrigation?

what are impoundments?

Which water molecule has the longest residence time?

Ocean acidification is a consequence of what other environmental problem?

Bioassessment uses ________ to determine water quality.

method that has the highest irrigation efficiency

why is the Aral sea shrinking?

When considering using graywater, you might use the water for ________.

What percentage of Earth's surface is covered with water?

Solids in wastewater treatment are removed in ________.

The maximum amount of a pollutant that a body of water can support without reducing water quality below acceptable levels is represented by ________.

The underground depth where rock and sediment are completely saturated with water is referred to as the ________.

The entire flux of water into the atmosphere is represented by ________.

What is the major deterrent to the widespread use of desalination?

examples of wastewater

The hydrologic cycle is driven by ________.

A specific example of nonconsumptive use of water is ________.

The rapid sinking of a large area of land above an aquifer is known as ________.