Read about the initiative in the Hindu News Update (India).UNESCO has identified four world heritage sites -- Kaziranga and Manas in Assam, Keoladeo in Rajasthan and Nanda Devi in Uttaranchal-- in India as role models to demonstrate conservation management practises for other biodiversity hotspots. The World Heritage Biodiversity Project was launched today by UNESCO for holistic development of these sites. The project is seen as critical to the preservation of globally significant biodiversity.