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22th August 2025 (18 Topics)

Deep-Sea Mineral Exploration India

Context:

India’s Ministry of Earth Sciences (MoES) holds two seabed mineral exploration contracts with the International Seabed Authority (ISA) in the Indian Ocean.

Deep-Sea Mineral Exploration India

  • Nodal Agency: Ministry of Earth Sciences (MoES).
  • Exploration Contracts with ISA:
    • Polymetallic Nodules (PMN) – Contract signed in 2002; allocated area of 75,000 sq. km in the Central Indian Ocean Basin.
      • Estimated reserve: 366 million metric tons (MMT).
      • Average grade: Copper (1.09%), Nickel (1.14%), Cobalt (0.14%).
    • Polymetallic Sulphides (PMS) – Contract signed in 2016; allocated area of 10,000 sq. km in the South-West Indian Ocean Ridge.
      • Contains Copper, Zinc, Lead, Iron, Silver, Gold, etc.
      • Active and inactive hydrothermal vents identified.
  • Stage of Activity:
    • Currently limited to exploration only.
    • Deep-sea mining not yet permitted as ISA regulations for exploitation are pending.

International Seabed Authority (ISA):

  • Headquarters: Kingston, Jamaica.
  • Legal Basis & Jurisdiction:
    • Established under UNCLOS (1982) and operational since 1994.
    • Governs the “Area”, i.e., seabed and ocean floor beyond national jurisdiction (?54% of oceans).
    • Resources in this Area are considered “Common Heritage of Mankind.”
  • Membership & Structure:
    • 168 Member States + European Union.
    • Automatic membership upon ratifying UNCLOS.
    • Organs: Assembly, Council, Legal & Technical Commission, Finance Committee, Secretariat.
  • Mandate:
    • Regulate exploration & exploitation of seabed minerals (e.g., polymetallic nodules, sulphides, cobalt crusts).
    • Ensure environmental protection from deep-sea mining activities.
    • Promote marine scientific research & technology transfer.
    • Distribute financial/economic benefits equitably among states.
  • Major Initiatives:
    • Marine Scientific Research Action Plan – linked with UN Decade of Ocean Science (2021–2030).
    • Sustainable Seabed Knowledge Initiative (SSKI) – aims to catalogue >1,000 deep-sea species.
    • Regional Environmental Management Plans (REMPs) – spatial planning tools for sustainable seabed mining. First developed for Clarion-Clipperton Zone (CCZ); others under development for Indian Ocean, Mid-Atlantic Ridge, NW Pacific.
  • India & ISA:
    • India is an active member with exploration rights in the Central Indian Ocean Basin for polymetallic nodules.
    • Supports India’s Deep Ocean Mission and Blue Economy goals.

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