Water Resources Flashcard

Front

What is the water table?

Back

The top of the saturated area in the ground

Front

Recharge zone

Back

An area where water travels downward to become part of an aquifer

Front

What percentage of water is used by agriculture worldwide?

Back

70%

Front

What percentage of water is used for industrial purposes?

Back

22%

Front

What percentage of the global water supply is used by households?

Back

8%

Front

Why is point source pollution easier to locate and fix?

Back

It comes from one, identifiable source

Front

What is the main challenge with nonpoint source pollution?

Back

It is difficult to trace back to a single source

Front

What is water pollution?

Back

The contamination of a body of water with harmful substances

Front

Nutrient pollution

Back

The process where too much nitrogen & phosphorus gets added to bodies of water

Front

Which best describes bacterial pollution?

Back

Disease-causing microorganisms enter waterways