Note4Students
From UPSC perspective, the following things are important :
Prelims level: Rat-Hole Mining, Coal reserves in NE
Mains level: NA
Central Idea
- The rescue operation in Uttarakhand using rat-hole mining, a method banned for its hazardous nature and environmental impact, brings to light the complexities and challenges of mining practices in India.
What is Rat-Hole Mining?
- Description: A primitive and hazardous method of mining involving digging small tunnels, just large enough for a person to crawl through, to extract coal.
- Types:
- Side-Cutting: Following a visible coal seam on hill slopes.
- Box-Cutting: Involves digging a pit and then creating horizontal tunnels.
- Irony: Thecued workers from Assam, a region that lost lives to rat-hole mining in Meghalaya, were ironically saved using the same method.
Why is Rat-Hole Mining Banned?
- Location: Prevalent in Meghalaya, a Sixth Schedule State where central mining laws don’t apply.
- Risks: Asphyxiation, mine collapse, flooding, and severe environmental impacts.
- NGT Ban (2014): Due to safety hazards and environmental degradation, including river pollution.
- Continued Illegal Mining: Despite the ban, illegal mining and transportation persist, with significant loss of lives (e.g., 17 miners drowned in 2018 in East Jaintia Hills).
Factors Leading to the NGT Ban
- Activism: Environmental and human rights groups highlighted the dangers for two decades.
- Child Labor: Reports estimated around 70,000 children, mostly from Bangladesh and Nepal, were employed in these mines.
- Official Acknowledgment: Under pressure, the State admitted to child labor in 2013, leading to the NGT ban in 2014.
Feasibility of such mining
- Economic Viability: Thin coal seams in Meghalaya make rat-hole mining more economically feasible than open-cast mining.
- Coal Reserves: Meghalaya has significant coal reserves dating back to the Eocene age.
- Government Action: Meghalaya announced the approval of mining leases for ‘scientific’ mining in 2023.
- Concerns: Skepticism remains among anti-mining activists about the implementation of sustainable and legal mining practices.
Conclusion
- While the approval of ‘scientific’ mining offers a legal and potentially safer avenue, it remains to be seen how effectively it will replace the dangerous and unregulated rat-hole mining, especially in regions with unique geological and socio-political contexts like Meghalaya.
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