Tholkappia Poonga is an ecological conservation park developed around the Adyar estuary. The park protects native vegetation, birds, butterflies, reptiles, and aquatic life. Educational visits provide valuable information about Chennai’s coastal ecosystems. Visitors experience peaceful walking trails surrounded by dense greenery and restored wetlands. The project demonstrates successful environmental restoration within an urban setting. Numerous migratory birds can be observed during different seasons. The park supports biodiversity conservation while encouraging environmental education. It stands as an excellent example of sustainable ecological development.