Public policy toward environment 1973: a review and appraisal. The seabed.
D004467:Economics; D055593:Geological Phenomena; D005844:Geology; D007391:International Cooperation; D007603:Jurisprudence; D008345:Manganese; D008903:Minerals; D009791:Oceanography; D010578:Petroleum; D010758:Phosphorus; D012822:Silicon Dioxide; D012939:Social Planning
D008903:Minerals; D010578:Petroleum; D010758:Phosphorus; D008345:Manganese; D012822:Silicon Dioxide