Natural Resources and Their Use | Class 8 Social Science Notes

CATEGORIES OF NATURAL RESOURCES

Categorization helps in understanding and communicating complex ideas effectively. Natural resources can be categorized based on their uses and their renewability. Based on uses, natural resources are grouped into three categories: resources essential for life, resources for materials, and resources for energy. Resources essential for life include air, water, and food, which are indispensable for human survival and cannot be artificially created. Resources for materials are those used to make physical objects for utility or beauty, such as wood, marble, coal, and gold. India’s geographical diversity provides a wide variety of such resources. Resources for energy include coal, petroleum, natural gas, sunlight, wind, and flowing water, which power modern living through electricity and fuel. Another important categorization is based on renewability. Renewable resources are those that nature can restore or regenerate over time, such as solar energy, wind energy, water from rivers, and timber from forests. Non-renewable resources, like coal, petroleum, minerals, and metals, are formed over long periods and cannot be replenished at the rate they are consumed. Understanding these categories is crucial for sustainable management and conservation of resources.

📊 Diagram: Figure 1.7 shows river water as a renewable resource sustained by glaciers and forests. Figure 1.8 illustrates sustainable timber harvesting from forests, emphasizing regeneration.

🧪 Activity: Think about the different criteria to categorize natural resources and discuss examples of each category in your local environment.

🔗 Connection: This section connects to the detailed discussion on renewable and non-renewable resources, their management, and implications of their use.