Posted by Sal on Monday, April 5, 2010 at 10:13pm.
Oxygen?
Transportation?
Communication with the outside world?
Fresh water?
Related Questions
Geography - Omg i'm having such a hard time doing this geography assignment...
law - Identify and analyze the different crimes for which students are most at ...
geography - Name the four oceans in order of size, largest to smallest. My ...
physical geography - From darrel hess physical geography manual 10th edition. ...
geography - Some problems that might occur if people hold different views about ...
Science - If a tsunami develops during an underwater earthquake, what will most ...
Geography - I have to write a short essay on this topic: 48. Discuss the various...
text structure - People have used various methods to measure the depth of the ...
Geography - Is this correct? 1. The closest ocean to Mongolia is the Pacific ...
geography - Can you check my answers please? 1. List the oceans according to ...
For Further Reading