Carbon Capture and Utilisation (CCU) Technologies

Context:
India is advancing Carbon Capture and Utilisation (CCU) technologies to help decarbonize industries and achieve its net-zero emissions target by 2070.

Key Highlights:

  • Technology Overview
  • Carbon Capture and Utilisation (CCU) involves capturing CO₂ emissions from industrial sources and converting them into useful products such as fuels, chemicals, and building materials.
  • Climate Commitments
  • India is the third-largest CO₂ emitter globally.
  • CCU is viewed as a key strategy for reducing emissions from hard-to-abate sectors.
  • Government Initiatives
  • The Department of Science and Technology (DST) is funding research in CCU.
  • The Ministry of Petroleum and Natural Gas has drafted a CCUS roadmap for 2030.
  • Industrial Adoption
  • Companies such as Ambuja Cements, JK Cement, and Organic Recycling Systems Limited (ORSL) are piloting CCU technologies.

Relevant Prelims Points:

  • Carbon Capture and Utilisation (CCU)
    • Captures CO₂ emissions and converts them into commercially useful products.
  • Carbon Capture and Storage (CCS)
    • Captured carbon is stored underground permanently.
  • Net-Zero Emissions
    • Achieving balance between greenhouse gases emitted and removed from the atmosphere.
  • Hard-to-Abate Sectors
    • Industries where emissions reduction is difficult, such as cement, steel, chemicals, and power generation.

Relevant Mains Points:

  • Role in Climate Mitigation
  • CCU can reduce emissions from industries where renewable energy alone cannot eliminate emissions.
  • Supports transition towards a low-carbon and circular economy.
  • Economic Opportunities
  • Creation of new carbon-based products and industries.
  • Potential for green jobs and innovation in climate technologies.
  • Global Policy Support
  • European Union promotes CCU through its Circular Economy Action Plan.
  • The United States provides incentives through tax credits and funding programmes.
  • Challenges in India
  • High technology and infrastructure costs.
  • Lack of CO₂ transport infrastructure.
  • Absence of clear regulatory frameworks and carbon pricing mechanisms.
  • Way Forward
  • Develop industrial clusters with shared CCU infrastructure.
  • Introduce carbon markets and economic incentives.
  • Encourage public–private partnerships for research and deployment.
  • Integrate CCU with green hydrogen and renewable energy initiatives.

UPSC Relevance:

  • GS Paper III: Climate change mitigation technologies.
  • Prelims: Carbon capture technologies and net-zero commitments.
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