GS 2: GovernanceGS 3: EconomyPrelimsGS 3: Infrastructure: Energy, Ports, Roads, Airports, Railways etc.GS 2: Government policies and interventions for development in various sectors
Tamil Nadu needs to think beyond the metro, Pg7
Article questions metro rail's suitability for cities like Madurai, Coimbatore, advocating for cost-effective, inclusive transport solutions like electric buses.