Earlier, coal, wood, and dung cakes were used as fuels for cooking. Chapter 11 Nature’s Treasures Class VI NCERT Book Curiosity Science
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Over-dependence on fossil fuels for transportation and domestic use has led to environmental degradation, increased greenhouse gas emissions, air pollution, climate change, resource depletion and heightened energy insecurity globally. Chapter 11 Nature’s Treasures NCERT Science Textbook Curiosity Science Session 2024-2025.
Burning fossil fuels produces smoke and carbon dioxide, which pollutes the air. Class 6 Science NCERT Chapter 11 Chapter 11 Nature’s Treasures
Fossil fuels are found in limited quantities and will eventually run out if we continue using them at the current rate. NCERT Book Curiosity Science Class 6 Science Session 2024-2025.
Natural gas and Liquefied Petroleum Gas (LPG) have gradually replaced these traditional fuels for cooking. Class 6 Science NCERT Chapter 11 Chapter 11 Nature’s Treasures