Coal takes millions of years to form from buried organic matter. Once extracted and burned, it cannot be replaced quickly. Its slow formation and rapid use make it a non-renewable energy source.
Class 8 Social Science Textbook Chapter 1 Natural Resources and Their Use Question Answer
Class 8 Social Science Chapter 1 Natural Resources and Their Use Solutions
Coal forms over millions of years from compressed plant remains. Because it takes such a long time to regenerate and we use it much faster than it forms, coal is classified as non-renewable. Once used, it cannot be quickly replaced. This limited supply, along with pollution from coal use, makes it unsustainable, urging the need for renewable energy alternatives.
For more NCERT Solutions for Class 8 Social Science Chapter 1 Natural Resources and Their Use Extra Questions & Answer:
https://www.tiwariacademy.com/ncert-solutions/class-8/social-science/