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What is a Renewable Resource (geography)?
Grade Level:
Class 6
Law, Civic Literacy, Economics, FinTech, Geopolitics, Personal Finance, Indian Governance
Definition
What is it?
A renewable resource is a natural resource that can replenish itself over a relatively short period, either naturally or with human intervention. This means we can use it without it running out, as long as we use it responsibly.
Simple Example
Quick Example
Imagine you have a big water tank at home. Every morning, the tank refills itself with fresh water from the municipal supply. Even if you use some water for bathing or cooking, the tank will be full again the next day. Here, the water in the tank is like a renewable resource because it keeps getting refilled.
Worked Example
Step-by-Step
Let's say a village uses wood from a nearby forest for cooking. The forest has 100 trees.
Step 1: The villagers cut down 10 trees in a year.
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Step 2: If the forest department plants 15 new trees in the same year, the total number of trees increases.
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Step 3: New trees planted (15) > Trees cut (10).
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Step 4: This means the forest is replenishing faster than it's being used.
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Step 5: So, wood from this forest, managed this way, acts as a renewable resource because it's not running out.
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Answer: The forest's wood supply remains sustainable.
Why It Matters
Understanding renewable resources is crucial for building a sustainable future and protecting our planet. It helps us make smart choices about energy and development, which is important for careers in environmental science, urban planning, and even government policy making.
Common Mistakes
MISTAKE: Thinking that 'renewable' means it can never be exhausted, no matter how much we use it. | CORRECTION: Renewable resources can be overused and depleted if not managed properly. For example, overfishing can deplete fish populations.
MISTAKE: Confusing renewable resources with non-renewable resources like coal or petroleum. | CORRECTION: Renewable resources replenish quickly (like sunlight), while non-renewable resources take millions of years to form (like fossil fuels).
MISTAKE: Believing that all natural resources are renewable. | CORRECTION: Only resources that can naturally replenish themselves within a human lifespan are considered renewable. Many valuable resources are non-renewable.
Practice Questions
Try It Yourself
QUESTION: Is sunlight a renewable resource? Why or why not? | ANSWER: Yes, sunlight is a renewable resource because the sun will continue to shine and provide energy for billions of years, replenishing itself constantly.
QUESTION: Name two activities in an Indian village that use renewable resources. | ANSWER: Cooking with firewood from a managed forest, and using bullock carts (animals are renewable if cared for) for transport.
QUESTION: A farmer uses groundwater to irrigate his fields. If the annual rainfall is very low for several years, could the groundwater become non-renewable for a period? Explain. | ANSWER: Yes, it could. If the rate of groundwater extraction by the farmer is much higher than the rate at which rainfall replenishes the underground water table, then the groundwater level will drop significantly, making it behave like a non-renewable resource until rainfall levels recover.
MCQ
Quick Quiz
Which of the following is the best example of a renewable resource?
Coal
Petroleum
Wind energy
Natural gas
The Correct Answer Is:
C
Wind energy is constantly available as long as the wind blows, replenishing naturally. Coal, petroleum, and natural gas are fossil fuels that take millions of years to form and are therefore non-renewable.
Real World Connection
In the Real World
In India, you see renewable resources everywhere! Solar panels on rooftops in cities like Bengaluru use sunlight to generate electricity. Windmills in states like Gujarat and Tamil Nadu harness wind power. Even the water in our rivers, used for irrigation and electricity, is a renewable resource if managed well, like in the Bhakra Nangal Dam project.
Key Vocabulary
Key Terms
REPLENISH: To fill up again or resupply | SUSTAINABLE: Able to be maintained at a certain rate or level | FOSSIL FUELS: Fuels formed from the remains of ancient plants and animals over millions of years (e.g., coal, oil) | SOLAR ENERGY: Energy from the sun
What's Next
What to Learn Next
Now that you understand renewable resources, you should learn about 'Non-Renewable Resources'. This will help you compare the two types and understand why choosing renewable options is so important for our future and the environment.
