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Offshore Mining in India: Impact, Legal Framework & Future Prospects

Mar 5, 2025

Why in the News?

Offshore mining in India has sparked strong opposition from coastal communities, particularly in Kerala, due to its potential environmental and socio-economic impacts. The recent amendment to the Offshore Areas Mineral (Development and Regulation) Act, 2002, allowing private sector participation, has intensified protests. This article explores the concerns of fishing communities, environmental risks, legal provisions, and the potential benefits of offshore mining in India.

Offshore mining

Fishing Communities’ Concerns

Coastal communities fear that offshore mining could disrupt marine ecosystems and threaten their livelihoods. Key concerns include:

  • Depletion of Fish Stocks: Mining can disturb seabed habitats, leading to reduced fish populations.
  • Destruction of Marine Ecosystems: Coral reefs, breeding grounds, and food chains may be severely impacted.
  • Conflicts Between Fishing Sectors: Traditional fishers may face increased competition from mechanized fishing due to habitat destruction.

Environmental Risks of Offshore Mining

Scientific studies highlight the environmental hazards of offshore mining, including:

  • Water Quality Deterioration: Mining activities can increase sedimentation and pollution.
  • Coral Habitat Destruction: Damage to fragile marine ecosystems could have long-term effects on biodiversity.
  • Marine Food Chain Disruption: The loss of seabed organisms can impact fish populations and dependent industries.

Offshore Mining in India: An Overview

Definition

  • Offshore mining refers to the extraction of minerals from the seabed within India’s Exclusive Economic Zone (EEZ), covering resources such as construction sand, lime mud, and polymetallic nodules.

Definition

Extent of India’s EEZ

  • Over 2 million sq. km of EEZ.
  • 8,000 km coastline spanning nine coastal states and four Union Territories.

Major Offshore Mineral Deposits

  • Lime Mud: Found off Gujarat and Maharashtra (~153,996 million tonnes).
  • Construction-Grade Sand: Significant deposits (~745 million tonnes) off Kerala.
  • Heavy Mineral Placers: Located off Odisha, Andhra Pradesh, Kerala, Tamil Nadu, and Maharashtra.
  • Polymetallic Nodules & Crusts: Found in the Andaman Sea and Lakshadweep Sea.

Mining Blocks in Tranche 1

  • The Indian government has identified 13 offshore areas for mining:
    • 3 blocks of lime mud off Gujarat.
    • 3 blocks of construction sand off Kerala.
    • 7 blocks of polymetallic nodules near Great Nicobar Island.

Mining Blocks

Legal and Constitutional Provisions

Article 297(1) of the Indian Constitution

  • States that all lands, minerals, and valuable resources in the territorial waters, continental shelf, and EEZ belong to the Union government.

Offshore Areas Mineral (Development and Regulation) Act, 2002 (OAMDR Act)

  • Regulates mineral resource development in offshore areas.
  • Excludes mineral oils and hydrocarbons from its scope.
  • Became effective on January 15, 2010, but mining remained inactive until recent amendments.

2023 Amendment to OAMDR Act

  • Introduced an auction-based system for granting production leases and composite licenses.
  • Allowed private sector participation in offshore mining, sparking concerns among fishers and environmentalists.

Potential Benefits of Offshore Mining

Despite the controversies, offshore mining offers several advantages:

1. Industrial Growth

Provides essential raw materials for cement, steel, chemical, and electronics industries.

2. Employment Generation

Creates job opportunities in exploration, extraction, processing, logistics, and marine technology.

3. Infrastructure Development

Enhances port facilities, transportation networks, and local processing industries.

4. Economic Diversification

Reduces reliance on agriculture and tourism, promoting marine-based industries.

5. Environmental Management

The Offshore Areas Mineral Trust will fund impact mitigation, disaster relief, and fisher welfare programs.

6. Export Potential

Strengthens India's position in global markets for critical minerals, attracting foreign investment.

7. Technological Advancement

Encourages innovation in mining technology and knowledge exchange with global players.

Conclusion

Offshore mining in India presents both opportunities and challenges. While it can boost industrial growth and economic diversification, its potential impact on marine ecosystems and fishing communities cannot be ignored. A balanced approach, integrating sustainable environmental practices, strict regulations, and stakeholder engagement, is essential to ensure responsible resource utilization.

*The article might have information for the previous academic years, please refer the official website of the exam.
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