GS3 · Technology, Economy, Environment, Security & Disaster Management
Infrastructure: Energy, Ports, Roads, Airports, Railways etc.
Syllabus line GS3-L9. These 5 themes have PYQs under it; several also draw on other papers.
- T57Smart cities, rural–urban integration & urban transport
- T135Infrastructure & investment models: PPP, Gati Shakti, concession agreements
- T136Transport connectivity: tolling, UDAN, inland waterways, urban transport
- T153Renewable energy transition: solar, wind, EVs, green corridor
- T154Energy security & energy independence