Mangroves in Kolkata: The Gateway to the Majestic Sundarbans grow billion trees

Learn how Kolkata serves as the gateway to the majestic Sundarbans, preserving mangrove biodiversity.Learn how Kolkata serves as the gateway to the majestic Sundarbans, preserving mangrove biodiversity.Learn how Kolkata serves as the gateway to the majestic Sundarbans, preserving mangrove biodiversity.