Exercise 1.1: The Water Planet
Let's scan the Earth's data banks to get some scientific data on the Earth's water resources.
Use the following links to answer the questions below.
Website 1: Where is the Earth's water located?
Website 2: The Water Cycle
Website 3: Total Renewable Freshwater Supply by Country
Website 4: Illness and Death Caused by Contaminated Water
Website 5: Groundwater in Canada
Complete the following questions:
|1. How much of the Earth's water is in the seas and oceans of the world?|
|2. What percent of the Earth's total global water is freshwater for human use?|
|3. How much of Earth's freshwater is locked in glaciers and ice caps?|
|4. Humans get most of their water from surface freshwater. How much is this?
|5. What is another name for the water cycle?|
|6. What provides the energy for the water cycle?|
|7. Why are the oceans salty?|
|8. Name the four countries (in order) that have the most renewable freshwater and give the volume in cubic km for each.|
|9. Why do you think the number 1 country on that list has the most freshwater?|
|10. Name the number one killer (mortality) of people because of water-related disease.|
|11. What is groundwater?|
|12. What is an aquifer?|
|13. How many Canadians depend on groundwater? How many Albertans?|