Why in news?
- Over the past week, the total electricity shortage in India hit 623 million units (MU).
Reasons for power shortages
- Heatwave conditions have increased the demand for energy intensive cooling infrastructure.
- States are reluctant to purchase power from the open market due to high rates and competition among states.
- Thermal plants usually face coal shortages during monsoon, however now, coal shortage started early due to lesser coal supply and shortage of wagons for ferrying coal to plants.
- Due to Russia-Ukraine Crisis, the global coal prices increased by 250% over the last few months.
Power generation via coal
- About 70% of India’s power demand is met by coal-fired power plants.
- India is the world’s 2nd largest coal producer, with the world’s 5th largest reserves as on 2020.
Classification of coal
- Anthracite (best quality): Carries 80 to 95 per cent carbon content, found in small quantity in Jammu and Kashmir.
- Bituminous: Carries 60 to 80 per cent of carbon content and a low level of moisture content. Found in Jharkhand, West Bengal, Odisha, Chhattisgarh and Madhya Pradesh.
- Lignite– It carries 40 to 55 percent carbon content. Found in Rajasthan, Lakhimpur(Assam) and Tamil Nadu.
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