Water, Water, Everywhere
Canada's Water Resources
Water Uses
Water Issues
100
This resource covers nearly 3/4 of the earth's surface.
What is Water?
100
Most of Canada's freshwater is in these.
What are Wetlands?
100
This occurs when water is used without removing it from lakes or rivers.
What is an instream use?
100
The least harmful, but most obvious type of pollution.
What is Physical Pollution?
200
This comes in the form of rain, sleet, snow and hail.
What is Precipitation?
200
Area drained by a river and its tributaries.
What is a Drainage Basin?
200
This type of use removes water from the water body.
What is Withdrawal Use?
200
20% of Canadian cities put this into lakes and rivers without pollution.
What is Raw Sewage?
300
30% of the earth's precipitation is in this form.
What is Snow?
300
The amount of water that flows through a drainage basin.
What is the Discharge Rate?
300
The demand for water will likely grow as this increases.
What is the population?
300
This type of contamination refers to bacteria and viruses that enter lakes and rivers from a variety of sources.
What is Biological Contamination?
400
Plants take this close to the surface with their roots and then return some of it to the atmosphere through the process of transpiration.
What is Groundwater?
400
The point where water will sink no further into the ground.
What is the Saturated Zone?
400
Canada should stop polluting these so that water from these sources could be used.
What are Lakes and Rivers?
400
The most dangerous form of water pollution.
What is Chemical Water Pollution?
500
The constant circulation of the Earth's water.
What is The Hydrologic Cycle?
500
The top of the saturated zone.
What is the water table?
500
Canada could jump to over 180 billion of these a day in the future.
What are Litres of Water?
500
These fall as wetlands vanish.
What are Groundwater Levels?
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