Here are the answers to your questions:
Question 1:
Glaciers store about 75% of the world's freshwater.
Answer: True
Question 2:
Atlantic Canada, located on the eastern edge of North America, has a climate that is influenced by continuous westerly winds.
Answer: False
Question 3:
An ecoregion is a large area of land or water that contains unique natural communities.
Answer: True
Question 4:
Which term is defined as the reversal of oceanic currents in the equatorial Pacific?
Answer: El Nino
Question 5:
El Nino has a far-reaching effect on the climate around what ocean?
Answer: Pacific Ocean
Question 6:
These winds are found in the middle latitudes between 30 and 60 degrees latitude.
Answer: Prevailing winds
Question 7:
What is the major role of forests in North America?
Answer: All of the above
Question 8:
What region of the United States has the hottest average temperatures?
Answer: southeast
Question 9:
What are the two most important resources in Canada?
Answer: timber and oil
Question 10:
The Mexican economy is based on which natural resources?
Answer: oil
Question 11:
Approximately what percentage of energy in the U.S. is provided by renewable energy resources?
Answer: 12%
Question 12:
Which form of renewable energy has the greatest potential in North America based on these maps?
Answer: biomass
Feel free to ask if you need further explanations or clarifications on any of the questions!