Environment & Biodiversity Current Affairs MCQs

Notes:
The National Zoological Park (NZP), New Delhi organised the 2nd edition of ‘Tree Walk @ NZP’ along with its 11th Sunday Bird Walk. The programme was conducted under the Zoo’s Citizen Science Initiative. The initiative aims to encourage public participation in biodiversity documentation, monitoring and conservation awareness. 25 participants took part, including students, nature enthusiasts, wildlife photographers, researchers, interns and volunteers.

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216 rescued Indian Star Tortoises from Mumbai and Thane were successfully rehabilitated and released into the Tadoba-Andhari Tiger Reserve (TATR), Maharashtra. The initiative marks the launch of Project STRIPES — Star Tortoise Repatriation Initiative Protecting Endangered Species. The Indian Star Tortoise is a medium-sized terrestrial tortoise, named after the distinctive star-like patterns on its shell, which also provide camouflage. The IUCN Red List status is Vulnerable.

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The Wildlife Trust of India (WTI), in collaboration with The Serenity Trust and the Department of Environment, Forest and Climate Change, provided essential field gear and equipment to frontline staff of Kamlang Tiger Reserve. Kamlang Tiger Reserve is located in the southeastern part of Lohit District, Arunachal Pradesh. It is part of the Eastern Himalayan Biodiversity Hot Spot. The reserve is named after the Kamlang River, which flows into the Brahmaputra River. It is bordered by Namdapha National Park in the south, Lang River in the north, Lati River in the west, and Tawe River in the east.

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The MSME Development and Facilitation Office (DFO), Ludhiana and Chandigarh Tourism Department launched a three-day pilot marketplace at Sukhna Lake, Chandigarh. The initiative was held from September 3–5, 2026, providing stalls to five PM Vishwakarma beneficiaries. Sukhna Lake, an artificial lake in Chandigarh, was created in 1958 by damming the Sukhna Choe stream from the Shivalik Hills. The lake covers around 3 sq. km, is 1.52 km long and 1.49 km wide, and is recognized as a National Wetland.

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The Rajasthan government has intensified efforts to control pollution in the Jojari River. Jojari River is a seasonal river in western Rajasthan and an important right-bank tributary of the Luni River. It originates from the hills near Poondloo (Pandalu) village in Nagaur district. The river flows generally southwest through the Jodhpur region before joining the Luni River. It is locally known as “Maru Ganga”. Unlike most right-bank tributaries of the Luni, the Jojari does not originate in the Aravalli Range.

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Gandhi Sagar Wildlife Sanctuary (GSWS) has received its fourth African cheetah under Project Cheetah. The 3-year-old Botswanan female Cheetah CCB-2, renamed Radha, was released into a soft-release enclosure by Madhya Pradesh Chief Minister Mohan Yadav. Gandhi Sagar Wildlife Sanctuary is located in western Madhya Pradesh, along the Madhya Pradesh–Rajasthan border. It became India’s second habitat for African cheetahs under Project Cheetah, after Kuno National Park. The sanctuary is an important part of India’s strategy to establish multiple cheetah habitats and ensure a wider, sustainable cheetah population.

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Maharashtra has shifted a young tigress from Tadoba-Andhari Tiger Reserve (TATR) to Painganga Wildlife Sanctuary in Yavatmal district. The tigress, identified as T163-SAF2, is the third tiger added to the population being established in Painganga. The sanctuary is located in the Painganga River landscape, Maharashtra, which forms an important ecological zone in the region. It contains dry deciduous forests, providing suitable habitat for wildlife including tigers and other carnivores. The sanctuary is part of

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Debrigarh Wildlife Sanctuary has recorded a sharp rise in its Indian gaur population, supported by extensive grassland restoration and habitat management. The gaur population increased from 659 in 2024, 778 in 2025 and 848 in 2026. Debrigarh Wildlife Sanctuary is located in Bargarh, Odisha, near the Hirakud Reservoir. It is an important wildlife landscape and a major habitat for the Indian Gaur (Bos gaurus). The sanctuary has developed around 2,500 hectares of meadows and grasslands through sustained habitat-restoration efforts. The estimated gaur density is 2.44 animals per sq km, described in the report as the largest gaur population reported in Odisha.

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Botanists from Manipur University and Mizoram University have formally identified a new plant species named Tetrataenium manipurense. The species has been named after Manipur. It is locally known as Singjang-kumol or Manshang-nakuppi and has been used traditionally in Manipuri cuisine for generations. Researchers confirmed its distinct identity using DNA barcoding techniques. The plant has slender, grass-like leaflets and a long cylindrical rootstock that can reach about 40 cm. Its shoots, flowers and leaves are used in traditional dishes such as Eromba, Singju, Kangshu and Uti. The herb is also sold in local markets of Manipur, making

Notes:
A tigress from Bihar’s Valmiki Tiger Reserve was released into Buxa Tiger Reserve, West Bengal. This marked the beginning of a phased tiger reintroduction programme in Buxa after decades without a stable tiger population. Buxa Tiger Reserve is located in Jalpaiguri district, West Bengal. Its northern boundary shares an international border with Bhutan. The reserve forms part of the fragile Terai ecosystem. It is an important international elephant migration corridor between India and Bhutan.