How many people are using coal?

As of recent estimates, approximately 1.1 billion people worldwide rely on coal as their primary source of energy for cooking and heating. Additionally, coal is a significant fuel source for electricity generation, with about 7 billion people indirectly impacted by its use through power generation. The reliance on coal varies significantly by region, with some countries depending heavily on it for industrial processes and energy supply. Overall, coal remains a major energy source despite ongoing efforts to transition to cleaner alternatives.