The Dihang-Dibang Biosphere Reserve is located in which state of India?

The correct answer is Arunachal Pradesh . Key Points The Dihang-Dibang Biosphere Reserve was established by the Government of India in 1998 and is located in the northeastern state of Arunachal Pradesh . It covers a vast area of approximately 5,112 square kilometers , spread across the districts of Upper Siang , West Siang , and Dibang Valley . The reserve is named after two major rivers: the Dihang (the name of the Brahmaputra in Arunachal Pradesh) and its tributary, the Dibang . Located within the Eastern Himalayas , the reserve features an extremely diverse topography with altitudes ranging from 500 meters to over 5,000 meters above sea level. The area is recognized as a global biodiversity hotspot , featuring vegetation types that transition from subtropical broad-leaved forests to permanent snow cover . It provides a critical habitat for unique and endangered wildlife, including the Mishmi Takin , Red Goral , Musk Deer , and the Red Panda . Additional Information Himachal Pradesh : This state is known for the Cold Desert Biosphere Reserve , which encompasses the Pin Valley National Park , Chandratal , and Sarchu . Assam : Assam is home to two prominent biosphere reserves: the Manas Biosphere Reserve (known for the Golden Langur ) and the Dibru-Saikhowa Biosphere Reserve . Kerala : Kerala shares the Nilgiri Biosphere Reserve , which was the first biosphere reserve in India established in 1986 , and also contains the Agasthyamala Biosphere Reserve . Conservation Status : The Dihang-Dibang Biosphere Reserve includes the Mouling National Park and the Dibang Wildlife Sanctuary within its boundaries to ensure intensive protection of the local ecosystem.