The chimneys of the NTECL Vallur Thermal Power Station, billowing smoke, loom over Kuruvimedu in Ponneri, Thiruvallur near Chennai. Wedged between the plant and its sprawling 300-acre ash pond, the hamlet lies under a blanket of kari (coal) and sambal (ash), coating its narrow streets, colourful homes, and trees. Kuruvimedu is hard to find on Google maps, just as its namesake bird. The main road leading to this place is flanked by factories and industrial complexes, its surface riddled with potholes that make every journey dangerous for motorists.  Home to mangroves, networks of canals, and fields, Kuruvimedu once buzzed with…

Across Pallikaranai marshland, migratory birds can be spotted, searching for forage and water. Yet the wetland they depend on has steadily depleted. As Chennai has grown in an amoeba-like manner, ebbing with the promise of ‘development,’ the marsh has borne the brunt. In the 1990s, the marsh covered 2,450 hectares, nearly 70% of its original size. Today, barely 500 hectares remain. In recent years, the marshland has often entered public discourse. In September 2025, Chennai Metropolitan Development Authority (CMDA), acting on an order from the southern bench of the National Green Tribunal, halted planning permission for development within the Pallikaranai…