Jharkhand has the largest coal reserves in India, accounting for approximately 29% of the country's total coal reserves.

The estimated total coal reserve in India is approximately 300 billion tonnes, making it one of the largest coal reserves in the world.

The Jharia Coalfield in Jharkhand is known for its high-quality coking coal, which is essential for steel production.

Jharkhand has the highest production of coal in India, accounting for approximately 30% of the country's total coal production.

The Singrauli Super Thermal Power Plant in Madhya Pradesh is the largest coal-based thermal power plant in India, with a capacity of 4,620 MW.

Jharkhand has the largest number of coal mines in India, with over 1,000 active coal mines.

The average calorific value of Indian coal is approximately 4,000 kcal/kg.

The Neyveli Lignite Field in Tamil Nadu is known for its lignite reserves, which are used for power generation.

Land degradation is the main environmental concern associated with coal mining in India, as it leads to the loss of fertile agricultural land and disruption of ecosystems.

The Ministry of Coal is the government agency responsible for regulating coal mining in India.

Coal India Limited is the largest coal-producing company in India, accounting for over 80% of the country's total coal production.

Himachal Pradesh has the lowest coal reserves in India, with negligible amounts of coal deposits.

Approximately 70% of coal produced in India is used for power generation.

The Jharia Coalfield in Jharkhand is known for its anthracite coal reserves, which are high in carbon content and have a high calorific value.

Environmental concerns, such as air pollution and land degradation, are the main challenges faced by the coal industry in India.