Which of the following is correct regarding the Northwest and Northeast Passages?
A. Increased shipping will result in faster ice loss.
B. They have been used since the 1800s.
C. They have been blocked since 2007 by increasing ice.
D. They are expected to remain open until 2015.
Answer:A
Which of the following is correct regarding the Northwest and Northeast Passages?
A. Increased shipping will result in faster ice loss. B. They have been used since the 1800s. C. They have been blocked since 2007 by increasing ice. D. They are expected to remain open until 2015.