Dibru Saikhowa National Park
Dibru-Saikhowa National Park is a reserve under the central government that is located in the districts of Tinsukia and Dibrugarh. It was proclaimed as a Biosphere Reserve initially around July 1997, with a total size of 765 km2 that includes a 340 km2 core area and a 425 km2 buffer zone. It lies about 12 kilometres north of the main Tinsukia town, with an average altitude of 118 metres, falling in a range of 110 metres to 126 metres. The national park is bounded to the north by the Lohit rivers and the great Brahmaputra, while on the south is the Dibru River. Damp combined semi-evergreen forests, canebrakes, moist deciduous forests, and grasslands make up the majority of the area. It is also the biggest salix swamp located in northeastern parts of the country, with a monsoon climate characterised by hot, rainy summers and mild, generally dry winters. The annual rainfall varies between 2,300 and 3,800 mm. Dibru-Saikhowa is a sanctuary that has a large concentration of several endangered species along with being an abode for a wide variety of fish. A permit granted to Oil India Ltd. for exploration of hydrocarbon at seven places within the preserved area was delayed by the Guwahati High Court in December 2020.
The Dibru-Saikhowa National Park, which was established specifically to protect the critically endangered species of White-Winged Wood Duck, is now home to a diverse range of endangered animals, birds, and reptiles. There are now 36 mammalian species, 502 bird species, 104 fish species, 43 reptile species, 105 butterfly species, and 680 plant species documented here. Furthermore, the Dibru-Saikhowa National Park is home to 25% of India's endangered bird species. Nearly 50 wild horses live in this park, which may be seen in Churkey Chapori region located towards the northern section of the reserve. These horses, found here are said to be descendants of those that fled from army camps at the time of World War II. The water of the sanctuary is also frequented by river dolphins.
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Context: Water sources that run into the famous Maguri Motapung Beel, which is a major wetland, along with the Dibru-Saikhowa National Park of Assam have been polluted by the Oil India Limited (OIL) leaks.