Genome-edited seeds to mark beginning of second Green Revolution: Chouhan, Pg14

• Union Agriculture Minister Shivraj Singh Chouhan announced development of two genome-edited rice varieties in India.

  • These seeds are expected to boost production while reducing irrigation needs and greenhouse gas emissions.

  • Chouhan linked this advancement to the start of a “Second Green Revolution” driven by modern biotechnology.

  • The Indian Council of Agricultural Research (ICAR) played a key role in the development.

What are Genome-Edited Seeds?

• Genome editing is a biotechnology method where specific genes are altered or deleted using tools like CRISPR-Cas9, without introducing foreign DNA.

  • Unlike GMOs (Genetically Modified Organisms), genome-edited crops may not involve transgenes, and face fewer regulatory hurdles in many countries.

Why is this Important for India?

• Genome-edited seeds can:

  • Increase yield and nutrient efficiency.

    • Improve climate resilience (e.g., drought-tolerance).

    • Reduce dependency on fertilizers and water.

  • Chouhan emphasized faster release timelines — aiming to cut the standard 4–5 year seed release cycle.

Policy Vision and Farmer Involvement

• The announcement aligns with the government’s push for "Amrit Kaal Agriculture" focused on:

  • Sustainable intensification

    • Scientific breakthroughs via ICAR

    • Farmer-centric research and feedback integration

  • ICAR Director General M.L. Jat emphasized demand-driven research to ensure alignment with real-world needs of farmers.

Environmental and Economic Impact

• The seeds are expected to:

  • Save irrigation water

    • Reduce methane emissions (a key rice-associated GHG)

    • Enhance India’s food security in a climate-constrained future.

Scientific Concepts Involved:

• CRISPR-Cas9: A tool used for precise genome editing.

  • Breeder seed: The first stage of seed multiplication after lab development, leading to foundation and certified seed production.

  • Greenhouse Gas Emissions from Rice Fields: Methane emissions occur in anaerobic (flooded) conditions, which genome-edited varieties aim to mitigate.

Significance:

• Genome-edited crops represent a scientifically progressive yet socially acceptable alternative to transgenic GMOs.

  • India aims to lead in agri-biotech innovation while balancing productivity, climate goals, and public perception.

  • This may signal a shift from input-intensive Green Revolution models to a sustainability-oriented second Green Revolution.

Mains Mock Question:

"Discuss the role of genome editing in Indian agriculture. How can it contribute to a second Green Revolution while addressing climate change and sustainability?"