What is Renewable Energy Sources?
Historical Background
Key Points
12 points- 1.
Solar energy is the most abundant renewable energy source. India has high solar irradiance, making it ideal for solar power generation. Solar power plants and rooftop solar panels are becoming increasingly common.
- 2.
Wind energy is harnessed using wind turbines. India has significant wind energy potential, particularly in coastal areas and certain states like Gujarat and Tamil Nadu.
- 3.
Hydroelectric power uses the energy of flowing water to generate electricity. Large hydropower projects and small hydro projects contribute to India's renewable energy mix.
- 4.
Biomass energy involves burning organic matter, such as agricultural waste and wood, to produce heat or electricity. It can also be converted into biofuels.
Visual Insights
Renewable Energy Sources: Key Aspects
Mind map showing the key aspects of renewable energy sources and their relevance for UPSC.
Renewable Energy Sources
- ●Types of RE
- ●Government Initiatives
- ●Challenges
- ●Environmental Benefits
Recent Real-World Examples
2 examplesIllustrated in 2 real-world examples from Feb 2026 to Feb 2026
Source Topic
India exceeds 50,000 MW power capacity addition in current fiscal year.
EconomyUPSC Relevance
Renewable energy is a crucial topic for the UPSC exam. It is relevant to GS-3 (Economy, Environment) and Essay papers. Questions are frequently asked about India's renewable energy targets, policies, and challenges.
In Prelims, expect factual questions about different renewable energy sources and government schemes. In Mains, questions often require analytical understanding of the economic and environmental implications of renewable energy. Recent years have seen questions on energy security, climate change mitigation, and sustainable development, all of which are closely linked to renewable energy.
When answering, focus on providing a balanced perspective, highlighting both the opportunities and challenges. Use data and examples to support your arguments. Remember to link renewable energy with India's international commitments, such as the Paris Agreement and Sustainable Development Goals.
Frequently Asked Questions
121. What are Renewable Energy Sources and what is their significance in the context of climate change?
Renewable energy sources are natural resources that replenish themselves quickly, such as solar, wind, hydro, geothermal, and biomass. They are crucial for reducing greenhouse gas emissions, combating climate change, improving air quality, and reducing dependence on imported fuels.
2. What are the key provisions related to Renewable Energy Sources in India?
The key provisions related to renewable energy sources in India include:
- •Solar energy is the most abundant renewable energy source, and India has high solar irradiance.
- •Wind energy is harnessed using wind turbines, with significant potential in coastal areas.
- •Hydroelectric power uses flowing water to generate electricity.
- •Biomass energy involves burning organic matter to produce heat or electricity.
