Discover Tamil Nadu’s coastal treasures: the mangroves of Pichavaram and Muthupet, fostering biodiversity and resilience Discover Tamil Nadu’s coastal treasures: the mangroves of Pichavaram and Muthupet, fostering biodiversity and resilience Discover Tamil Nadu’s coastal treasures: the mangroves of Pichavaram and Muthupet, fostering biodiversity and resilience