PerspectiveGeology

Resources of the Sea Floor

Science  31 Jan 2003:
Vol. 299, Issue 5607, pp. 673-674
DOI: 10.1126/science.1080679

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Summary

In his Perspective, Rona reviews recent advances in knowledge of sea-floor resources. Knowledge is expanding from those minerals eroded from land--metals, gemstones, sand, and gravel--to those minerals concentrated by plate tectonic processes in ocean basins. Exploration of the oceans is at an early stage and development of marine mining is subject to economic and environmental considerations.