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![Updated] Coal Sector in India - Reserves, Significance, Issues, Reforms | UPSC - IAS EXPRESS](https://www.iasexpress.net/wp-content/uploads/2020/07/Coal-Sector-in-India-updated.jpeg "Updated] Coal Sector in India - Reserves, Significance, Issues, Reforms | UPSC - IAS EXPRESS")
Updated] Coal Sector in India - Reserves, Significance, Issues, Reforms | UPSC - IAS EXPRESS
