Coal Exploration

• Legacy of Thomas Oldham in Indian Geoscience
  
  How One Man Transformed Geological Research in India
  https://www.onlineupscinstitute.com/current-affair/legacy-of-thomas-oldham-in-indian-geoscience
• New APAs to Boost India's Coal Exploration Efforts
  
  A Step Towards Enhanced Coal Sector Efficiency
  https://www.onlineupscinstitute.com/current-affair/new-apas-to-boost-indias-coal-exploration-efforts