What is the second most valuable marine resource?
A) Gravel
B) Oil
C) Gas
D) Salt

Name: What is the second most valuable marine resource? A) Gravel B) Oil C) Gas D) Salt
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Question

Quizplus · Accepted Answer

Sand and gravel are very important marine resources. They are the second highest in monetary value. More than 1 billion metric tons of sand and gravel was excavated in 1998. Information can be found in the section Physical Resources.

What Is the Second Most Valuable Marine Resource