GS2
Governance
15 marks
“Beijing’s success in reducing air pollution offers important lessons for India’s fight against urban smog.” Discuss the key elements of Beijing’s approach and examine how these can be adapted to improve air quality in the National Capital Region (NCR).
Beijing’s dramatic improvement in air quality over the past decade — driven by regulatory action, technological interventions and cross-sector coordination — offers useful lessons for India’s National Capital Region (NCR). While policy transfer requires contextual adaptation, several core elements can strengthen India’s fight against urban smog.
Strong Regulatory Framework and Enforcement
Targeted Source Control
Transport Sector Reforms
Monitoring and Transparency
Financial Commitment
Urban Greening and Spatial Planning
Strengthen Regulations and Local Enforcement
Transport-First Strategy
Target Coal and Thermal Emissions
Improve Monitoring and Public Information
Fiscal Measures
Regional Coordination
Beijing’s lessons — rigorous enforcement, transport electrification, targeted industrial controls, monitoring and sustained funding — remain highly relevant for the NCR. However, success in India will depend on regional coordination, cleaner power supply, political commitment and adequate social safeguards. An adapted, phased strategy combining immediate transport and enforcement measures with medium-term energy and industrial reforms can substantially reduce urban smog in the NCR.
GS3
Science & Technology
23 Feb, 2026
Recent advances have enabled long-term data storage in glass using laser-based nanostructuring. Explain the working principle of glass-based data storage technology and examine its potential advantages and limitations compared to conventional magnetic and solid-state storage systems.
GS3
Science & Technology
Yesterday
“Artificial Intelligence-enabled startups are increasingly addressing gaps in healthcare and sports services in India, especially in underserved areas.”
Examine the potential and challenges of such AI-based solutions in improving accessibility, affordability, and quality of human development services.
GS3
Economy
21 Feb, 2026
Stubble burning has emerged as a recurring source of air pollution in North India despite technological monitoring measures. Examine the challenges in detecting and controlling farm fires and suggest a comprehensive strategy to address the problem.
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