Why should non-conventional sources of energy be used in India for sustainable development ? Explain with exam

Question

Q. Why should non-conventional sources of energy be used in India for sustainable development ? Explain with examples.

CBSECBSE Class XII Board 2025Subjective· 3mImportance★★★★★

🔒 Locked · start free trial →

You're viewing a preview — the full solution, concept, methods & PYQ mapping are locked.

Start your 14-day free trial to unlock the full solution →

Concept understanding — Non Conventional Energy

Imagine you are sitting in a room and the lights go out. The first thing you check is whether the electricity bill was paid. But what if the problem is bigger — what if the coal that powers the thermal plant has run out, or the dam has no water? That is the worry behind the word conventional energy: sources that we have used for over a century, but which are limited and will eventually finish.

Now think of the sun that beats down on your terrace every afternoon, or the wind that blows across an open field. These are not going anywhere. They are always there, and they do not get used up. That is the core idea of non-conventional energy — energy from sources that are naturally replenished and will not run out on a human timescale.

What the NCERT textbook says

The NCERT Class 10 Geography textbook (Chapter 5: Minerals and Energy Resources) introduces this distinction clearly. It groups conventional sources as those that have been in common use for a long time — firewood, coal, petroleum, natural gas, and electricity from thermal or hydro power plants. These are either exhaustible (like coal and oil) or cause significant environmental harm.

Non-conventional sources, the textbook explains, are the newer, cleaner alternatives: solar energy, wind energy, tidal energy, geothermal energy, and nuclear energy. The key point is that most of these are renewable — they do not deplete with use. The textbook also mentions that these sources are generally environmentally friendly and have lower operational costs once set up, though the initial investment can be high.

Important

The single most important idea to remember: Non-conventional energy sources are those that are renewable, cause less pollution, and are being developed as alternatives to the limited, polluting conventional sources. They are not a luxury — they are a necessity for a sustainable future.

Why does this matter for a commerce/humanities student?

You might think this is a science topic, but it affects every part of your life and future career.

Economics: The cost of energy decides the price of everything you buy — from a packet of biscuits to an airline ticket. Non-conventional energy can reduce a country's dependence on imported oil, stabilise prices, and create new industries (solar panel manufacturing, wind turbine maintenance). This is a huge factor in national budgets and trade balances.
Business: Companies today are judged on their environmental record. A business that uses solar power or buys green energy certificates can attract customers and investors who care about sustainability. This is not just ethics — it is a market reality.
Policy and Law: Governments offer subsidies, tax breaks, and regulations to promote non-conventional energy. Understanding this helps you grasp why certain industries grow, why electricity tariffs change, and what "carbon credits" mean in international trade. …

Start your 14-day free trial to unlock the full solution →

Non-conventional energy sources are vital for India's sustainable development because they address environmental degradation, enhance energy security, create economic opportunities, and ensure equitable access to energy for future generations.

India's journey towards sustainable development necessitates a fundamental shift in its energy paradigm, moving away from conventional fossil fuels towards non-conventional, renewable sources. Sustainable development, at its core, means meeting the needs of the present generation without compromising the ability of future generations to meet their own needs. This principle is particularly critical in the context of energy, as the choices we make today will profoundly impact the environment, economy, and social well-being for decades to come.

The reliance on conventional sources like coal, petroleum, and natural gas has historically fueled India's growth, but it comes with significant drawbacks. These resources are finite, leading to concerns about long-term availability and price volatility due to global market dynamics. More critically, their combustion releases greenhouse gases and pollutants, contributing to air pollution, climate change, and various health issues. For a nation like India, with a large and growing population and ambitious development goals, continuing on this path is environmentally unsustainable and economically risky.

Non-conventional energy sources offer a compelling alternative, aligning perfectly with the goals of sustainable development for several key reasons:

Environmental Protection: Unlike fossil fuels, non-conventional sources like solar, wind, and hydro energy produce minimal to no greenhouse gas emissions during operation. This directly combats air pollution, mitigates climate change, and helps preserve natural ecosystems. Reducing carbon footprint is crucial for India to meet its international climate commitments and ensure a healthier environment for its citizens.
Energy Security and Independence: India currently imports a significant portion of its fossil fuel requirements, making its economy vulnerable to international price fluctuations and geopolitical instabilities. By developing indigenous non-conventional energy capacity, India can reduce its dependence on imports, enhance its energy security, and stabilize energy costs in the long run. This fosters greater economic resilience and self-reliance.
Resource Abundance and Renewability: India is blessed with abundant non-conventional energy potential. It receives ample sunlight throughout the year, has extensive coastlines and windy regions suitable for wind power, and generates vast amounts of agricultural and organic waste that can be converted into bioenergy. These resources are naturally replenished, ensuring a continuous and inexhaustible supply of energy, unlike finite fossil fuels.
Decentralized Energy Access and Rural Development: Non-conventional energy technologies, particularly solar and biogas, can be deployed in a decentralized manner. This means energy can be generated closer to the point of consumption, reducing transmission losses and making it feasible to electrify remote villages and communities that are difficult or expensive to connect to the conventional grid. This promotes inclusive growth and improves the quality of life in rural areas by providing access to clean lighting, cooking fuel, and power for small industries.
Economic Growth and Job Creation: Investment in the non-conventional energy sector stimulates economic activity. It creates new industries, fosters innovation, and generates employment opportunities across the value chain – from manufacturing and installation to maintenance and research. This contributes to economic diversification and provides skilled jobs, supporting sustainable livelihoods.

Important

The shift to non-conventional energy is not merely an environmental imperative; it is a strategic necessity for India's long-term economic stability, energy independence, and equitable social development.

Here are some examples illustrating the application and benefits of non-conventional energy sources in India: …

Start your 14-day free trial to unlock the full solution →

Same / Similar Concept — real previous-year questions on the same or a closely similar concept, not this exact question.

CBSE 2025Set 64/1/13 marks
$Q. Why should non-conventional sources of energy be used in India for sustainable development ? Explain with examples.$
›Reveal solutionSolution
Non-conventional energy sources are vital for India's sustainable development because they address environmental degradation, enhance energy security, create economic opportunities, and ensure equitable access to energy for future generations.

India's journey towards sustainable development necessitates a fundamental shift in its energy paradigm, moving away from conventional fossil fuels towards non-conventional, renewable sources. Sustainable development, at its core, means meeting the needs of the present generation without compromising the ability of future generations to meet their own needs. This principle is particularly critical in the context of energy, as the choices we make today will profoundly impact the environment, economy, and social well-being for decades to come.

The reliance on conventional sources like coal, petroleum, and natural gas has historically fueled India's growth, but it comes with significant drawbacks. These resources are finite, leading to concerns about long-term availability and price volatility due to global market dynamics. More critically, their combustion releases greenhouse gases and pollutants, contributing to air pollution, climate change, and various health issues. For a nation like India, with a large and growing population and ambitious development goals, continuing on this path is environmentally unsustainable and economically risky.

Non-conventional energy sources offer a compelling alternative, aligning perfectly with the goals of sustainable development for several key reasons:

Environmental Protection: Unlike fossil fuels, non-conventional sources like solar, wind, and hydro energy produce minimal to no greenhouse gas emissions during operation. This directly combats air pollution, mitigates climate change, and helps preserve natural ecosystems. Reducing carbon footprint is crucial for India to meet its international climate commitments and ensure a healthier environment for its citizens.

Energy Security and Independence: India currently imports a significant portion of its fossil fuel requirements, making its economy vulnerable to international price fluctuations and geopolitical instabilities. By developing indigenous non-conventional energy capacity, India can reduce its dependence on imports, enhance its energy security, and stabilize energy costs in the long run. This fosters greater economic resilience and self-reliance.

Resource Abundance and Renewability: India is blessed with abundant non-conventional energy potential. It receives ample sunlight throughout the year, has extensive coastlines and windy regions suitable for wind power, and generates vast amounts of agricultural and organic waste that can be converted into bioenergy. These resources are naturally replenished, ensuring a continuous and inexhaustible supply of energy, unlike finite fossil fuels.

Decentralized Energy Access and Rural Development: Non-conventional energy technologies, particularly solar and biogas, can be deployed in a decentralized manner. This means energy can be generated closer to the point of consumption, reducing transmission losses and making it feasible to electrify remote villages and communities that are difficult or expensive to connect to the conventional grid. This promotes inclusive growth and improves the quality of life in rural areas by providing access to clean lighting, cooking fuel, and power for small industries.

Economic Growth and Job Creation: Investment in the non-conventional energy sector stimulates economic activity. It creates new industries, fosters innovation, and generates employment opportunities across the value chain – from manufacturing and installation to maintenance and research. This contributes to economic diversification and provides skilled jobs, supporting sustainable livelihoods.

Important

The shift to non-conventional energy is not merely an environmental imperative; it is a strategic necessity for India's long-term economic stability, energy independence, and equitable social development.

Here are some examples illustrating the application and benefits of non-conventional energy sources in India: …
Start your 14-day free trial to see the full solution →
CBSE 2023Set 64/2/13 marks
$Q. (a) Describe coal as source of conventional energy in India.$
(OR)
$(b) Describe the importance of solar energy as a source of non-conventional energy in India.$
›Reveal solutionSolution

Part (a): Coal is India's chief conventional energy source, mainly Gondwana coal of the Damodar valley, used for thermal power and industry, but exhaustible and polluting.

Part (b): Solar energy is a vital non-conventional source, abundant across India, providing clean, inexhaustible and decentralised power.

Part (a)

Coal is the most important conventional and commercial source of energy in India and meets a large share of the country's energy needs.

Uses. Coal is burnt in thermal power stations to generate the bulk of India's electricity, is a basic fuel and raw material for the iron and steel industry and many other industries, and is also used domestically. Coal-based thermal power remains the backbone of the national grid.

Distribution and types. By geological age India's coal is of two kinds. Gondwana coal, about 300 million years old, makes up roughly 98% of the reserves and is found in the Damodar valley (Jharia, Bokaro, Raniganj in Jharkhand and West Bengal) and the Mahanadi, Godavari and Wardha valleys of peninsular India. Tertiary coal, younger and of lower grade, occurs in the north-eastern states of Assam, Meghalaya, Nagaland and Arunachal Pradesh. By quality it ranges from high-grade anthracite and bituminous to lower-grade lignite and peat. …
Start your 14-day free trial to see the full solution →

Q.Why should non-conventional sources of energy be used in India for sustainable development ? Explain with examples.

🎓Unlock everything free for 14 days

Unlock everything free for 14 days