Mains Answer Writing - 12 Jul, 2026

GS3

Environment & Ecology

15 marks

"Green hydrogen has the potential to become a cornerstone of India's clean energy transition, but its success depends on building a comprehensive hydrogen ecosystem." Discuss.

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Tips for your answer

Go beyond hydrogen trains. Link green hydrogen with transport, industry, energy storage, energy security and climate commitments.
Remember examples such as the National Green Hydrogen Mission, India's first hydrogen train, electrolysers and hydrogen fuel cells for value addition.
Avoid portraying green hydrogen as a standalone solution. Discuss the need for a complete ecosystem comprising renewable energy, infrastructure, technology, financing and regulatory support.

9/15

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