UPSC 2020 · GS 3
For effective border area management, discuss the steps required to be taken to deny local support to militants and also suggest ways to manage favourable perception among locals.
Read this PYQ →GS 3 · Biodiversity and community conservation
Survey Discovers Six New Species from Periyar Tiger Reserve in Keralam
Published · Updated
A recent four-day faunal survey conducted in the Periyar Tiger Reserve in Keralam has successfully documented six species previously unrecorded in the protected area. The newly discovered wildlife additions comprise one bird species, one butterfly species, and four odonate species. This documentation highlights the rich biodiversity harbored within protected reserves and underscores the critical role of periodic, targeted scientific assessments in tracking ecological health, monitoring micro-habitats, and updating baseline biodiversity inventories for effective wildlife management in the Western Ghats.
WHY THIS MATTERS FOR MAINS
Examine the ecological significance of faunal surveys: move beyond the headline.
Explicitly demands evaluating how localized biodiversity surveys contribute to wildlife conservation and ecological monitoring in protected areas like the Western Ghats. Implicitly tests the candidate's understanding of baseline data collection, habitat integrity, and the scientific methodologies required to track shifts in faunal distribution amid changing environmental pressures.
Study angle, not an exam prediction · GS 3 / Environment & disasters
Background of Periyar Tiger Reserve and Faunal Surveys
- Periyar Tiger Reserve, situated in the southern Western Ghats of Keralam, represents a globally recognized biodiversity hotspot characterized by diverse tropical forests and aquatic ecosystems.
- Regular faunal surveys are systematic scientific exercises designed to inventory species richness, track population trends, and evaluate the overall ecological health of protected habitats.
- Such baseline documentation provides forest managers and conservationists with updated empirical data essential for framing targeted protection strategies and habitat restoration plans.
Causal Mechanisms and Ecological Interlinkages
- The recent four-day survey leveraged specialized observation techniques across varied terrain to uncover previously undocumented taxa, including avian, lepidopteran, and odonate species.
- Odonates and butterflies act as sensitive bio-indicators, meaning their presence or absence directly reflects the micro-climatic stability and water quality of freshwater ecosystems within the reserve.
- Discovering new species within an established reserve demonstrates that intricate ecological niches remain underexplored, emphasizing the deep interconnectedness of micro-habitats and regional biodiversity.
Conservation Implications and Wildlife Management
- Updating species checklists enables wildlife authorities to refine protected area zoning, prioritize vulnerable ecological zones, and allocate conservation resources more efficiently.
- Comprehensive biodiversity data strengthens institutional capacity to resist anthropogenic pressures, habitat fragmentation, and the creeping impacts of climate change on endemic flora and fauna.
- Integrating citizen science with rigorous institutional surveys enhances participatory governance in wildlife conservation, fostering broader public awareness and stakeholder engagement.
Way Forward for Biodiversity Documentation
- Expanding regular, multi-season faunal and floral inventories across all major tiger reserves can bridge critical gaps in national wildlife databases.
- Leveraging advanced technological tools, such as environmental DNA sampling and automated acoustic monitoring, alongside traditional field surveys will improve the precision of species discovery.
- Institutionalizing continuous training for field staff and researchers ensures long-term continuity in monitoring delicate forest ecosystems and tracking climate-induced ecological shifts.
TRY THE DEMAND · ORIGINAL PRACTICE PROMPT
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UPSC 2024 · GS 3
India has a long and troubled border with China and Pakistan fraught with contentious issues. Examine the conflicting issues and security challenges along the border. Also give out the development being undertaken in these areas under the Border Area Development Programme (BADP) and Border Infrastructure and Management (BIM) Scheme.
Read this PYQ →UPSC 2016 · GS 3
Border management is a complex task due to difficult terrain and hostile relations with some countries. Elucidate the challenges and strategies for effective border management.
Read this PYQ →UPSC 2019 · GS 3
Cross-border movement of insurgents is only one of the several security challenges facing the policing of the border in North-East India. Examine the various challenges currently emanating across the India-Myanmar border. Also, discuss the steps to counter the challenges.
Read this PYQ →Make the next connection
GS 3 · Environment & disasters
Assam Tiger Cub Rescue and Wildlife Rehabilitation in Flood-Prone Habitats
In September 2026, forest officials in Assam successfully rescued and returned a three-month-old tiger cub to the wild after it became entangled in a kitchen garden net in a fringe village. Separated from its mother due to turbulent Brahmaputra river currents during seasonal flooding, the cub's rescue underscores the compounding vulnerabilities faced by apex predators in fragile riverine ecosystems. This event illuminates the delicate balance between rapid institutional rescue mechanisms, veterinary oversight, and community-led vigilance in mitigating human-wildlife friction within critical ecological corridors.
GS 3 · Environment & disasters
Three People Killed in Human-Elephant Conflicts Across Assam's Sonitpur and Karbi Anglong
In September 2026, three individuals lost their lives in separate human-elephant conflict incidents across the Sonitpur and Karbi Anglong districts of Assam. Two fatalities occurred in the Dhekiajuli area of Sonitpur, while the third incident took place in a village within Karbi Anglong. These tragic events highlight the escalating pressures of habitat fragmentation, shifting migratory corridors, and the growing vulnerability of rural communities living near forested tracts in Northeast India.
GS 3 · Environment & disasters
Paleontological Revelations: Bats Originated in Europe 65 Million Years Ago
Recent scientific analysis has identified Europe as the cradle of bat evolution, with evidence dating their emergence to approximately 65 million years ago. This discovery, which coincides with the aftermath of the K-Pg extinction event, challenges previous hypotheses that suggested more recent or alternative geographic origins for the order Chiroptera. By utilizing advanced morphological and fossil dating techniques, researchers have mapped the rapid diversification of early mammalian species into the ecological vacuums left by the extinction of non-avian dinosaurs, providing a critical foundation for understanding the unique evolutionary endurance of modern bats.