The Dihang-Dibang Biosphere Reserve is located in the northeastern part of India, primarily in the state of Arunachal Pradesh. It covers an area of approximately 5,800 square kilometers and is known for its rich biodiversity, including various species of flora and fauna. The reserve is part of the larger Eastern Himalayas biodiversity hotspot, which is home to many endemic species. Established in 2017, the reserve aims to conserve the unique ecosystems and promote sustainable development in the region. It includes the Dibang Valley and the Dihang River, which are crucial for maintaining the ecological balance. The area is also significant for the indigenous communities that rely on its resources for their livelihoods.