As Chennai’s skyline rises rapidly along the IT corridors of Old Mahabalipuram Road, a quieter, more urgent story unfolds in the marshlands, lakes, and rural communities that once formed the city’s ecological lifeline. A local climate activism initiative has now stepped in to document this erosion of nature and livelihoods through experiential eco-tours, offering the public a rare window into the environmental and social aftermath of unregulated urbanisation.
At the heart of this movement is the Pallikaranai watershed complex, one of South India’s last remaining natural marshlands, now under threat from real estate development, garbage dumping, and rampant encroachment. The initiative, led by a grassroots group called Aram Thinai, has designed guided van tours that take participants across vulnerable lakes, the Pallikaranai marsh, Buckingham Canal, and peri-urban zones on the city’s outskirts. These journeys are not just about ecology but about people, culture, and the politics of space. They delve deep into how decades of land use change, driven by Chennai’s IT boom and infrastructure ambitions, have jeopardised communities whose livelihoods depend on the health of the region’s natural ecosystems.
The immersive tours, held monthly, are carefully curated to illustrate the connections between wetland degradation and the disappearance of traditional occupations like farming, fishing, palm climbing, and handicraft making. Participants meet with people from these communities to understand how their generational practices are entwined with nature, and how they are now forced to relocate or adapt under pressure. While the city’s urban elite benefit from IT parks and gated developments, displaced rural families face mounting precarity, made worse by caste, class, and gender discrimination. For many, this is not just an ecological battle but a struggle for identity and dignity.
Adding to this irony is the fact that many evicted from wetland-adjacent areas in the name of flood mitigation have been resettled in places like Perumbakkam, which itself remains flood-prone. Activists argue that this approach ignores the deeper need to preserve natural flood buffers like marshes and lakes. Simultaneously, the so-called beautification of beaches has led to the quiet removal of fishing communities, severing their access to livelihoods and displacing them from their cultural roots. The tours, which also explore eco-construction sites and organic farms, aim to sensitise the city’s middle class to the environmental cost of their consumption and the socio-economic disparities embedded in Chennai’s growth story.
What makes this initiative remarkable is its attempt to make complex issues tangible, especially in a city often divided along economic lines. In a political and economic environment that favours concrete over conservation, these tours stand as a bold reminder of what is at stake—not just for the wetlands or marginalised communities but for the city’s sustainable future. Whether these efforts will lead to policy shifts or greater civic participation remains uncertain, but the conversation they’ve sparked is undeniably urgent.
Chennais wetlands are disappearing due to unchecked urban and IT growth