Robert D. Ballard

Until a few decades ago, the ocean depths were almost as mysterious and inaccessible as outer space. Oceans cover two-thirds of the earth’s surface with an average depth of more than two miles–yet hu

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• Series: Princeton Science Library #50
• Author: Ballard, Robert D.
• Binding: Paperback
• Page Count: 408
• Publish Date: March 21 2017
• ISBN10: 0691175624
• Language: English