まとめ
マンガンのノードルの深海採掘は,経済的および規制上の問題のために失敗しました. 金に富んだ熱水鉱床は,今,より有望な深海採掘の見通しとなっている.
科学分野:
- 海洋地質学 海洋地質学
- 深海探査による深海探査.
- ミネラル資源の評価 ミネラル資源の評価
背景:
- 初期の深海採掘の試みは,マンガンのノードルに焦点を当てていたが,市場の変動,UNCLOSの規制,そして過大評価された採掘の可行性のために失敗した.
- ノードル採掘の失敗に伴い,研究は海底山で発見されたコバルトに富んだ地殻へと移行した.
- 1980年代半ばから継続的な努力にもかかわらず,深海マンガンのノードル採掘プログラムは,政府からのかなりの補助金を必要とします.
研究 の 目的:
- 深海の鉱物資源の採掘の可行性を評価する.
- 将来の採掘事業のために,より有望な深海鉱床を特定する.
主な方法:
- 歴史的な深海採掘の試みとその課題の分析.
- 深海鉱物探査における現在の研究開発の見直し.
- 異なる深海の鉱物埋蔵物のタイプの比較評価.
主要な成果:
- 深海のマンガンのノードルの搾取は,経済的および規制上の大きな障害に直面しました.
- コバルトに富んだ地殻は,その後の焦点となったが,生存可能性は依然として課題である.
- 金に富んだ海底熱水鉱床は,より有利な採掘の見通しを提示しています.
結論:
- 過去の深海採掘事業,特にマンガンのノードル採掘は,要因の合流により失敗した.
- ノードルのための現在の深海採掘イニシアチブは,政府の財政支援に大きく依存しています.
- 金に富んだ熱水鉱床は,将来の深海採掘事業にとって,より経済的に実行可能で地質学的に有望なターゲットです.
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