Wildlife actively use underpasses on Delhi-Doon economic corridor: Study

NEW DELHI: A 40-day observational survey connected a conception of the Delhi–Dehradun economical corridor, passing done Uttarakhand’s Shivalik forest, has recovered that galore wildlife taxon actively usage underpasses connected this section, showing that these passages are effectual successful helping animals determination people astir the roadworthy project.As per the precocious published survey by Dehradun-based Wildlife Institute of India, 150 camera traps (CTs) were systematically deployed on underpasses wrong a 3.5-km agelong — from Mohand colony to Ganeshpur successful Uttarakhand — and each portion was installed successful a mode to guarantee detection of a wide spectrum of terrestrial fauna, ranging from tiny to large-bodied species.Initial investigations revealed 40,444 camera trap images of 18 unsocial chaotic taxon utilizing the viaduct with varying frequencies.

The astir predominant users were nilgais, sambars, chitals, hares, aureate jackals and elephants. “Spatial and temporal patterns of viaduct usage by wildlife uncover wide avoidance of quality beingness and enactment times. Continued semipermanent monitoring, including acoustic and behavioural assessments, volition further fortify our knowing of however specified large-scale interventions tin trim obstruction effects and usher aboriginal infrastructure plan crossed India’s biodiversity-rich landscapes,” said Bilal Habib, the study’s main investogator and a prof astatine WII.

The findings summation value considering that respective highways projects are present built done wood areas.These request close interventions for harmless transition of chaotic animals and ensuring minimal disturbance is caused to their natutral habitat.Considering the wildlife value of the area, National Highway Authority of India (NHAI) had approached WII to transportation retired a accelerated appraisal of the wildlife usage of this roadworthy and suggest mitigation measures to debar its antagonistic interaction connected wildlife of the area. With the suggested mitigations, the underpass, astir 11 km, was developed.