Assessment of Climate Change Impact on Landslides in Darjeeling District of West Bengal: A Geospatial, Geostatistical and Ecosystem Service Based Approach

The climate system of the earth is definitely warming. That environment changes influence the steadiness of regular and designed slants and have results on avalanches, is likewise undisputable. Less clear is the sort, degree, greatness and heading of the progressions in the security conditions, and on the area, overflow, movement and recurrence of avalanches because of the projected climate change. The present study delves into the assessment of climo-geomorphic role on the occurrences of landslides through the investigation of ecosystem service evaluation by employing remote sensing technology. Environment and avalanches act at just somewhat covering spatial and transient scales, confusing the assessment of the environment influences on avalanches. We found a skewed distribution in the geographical spreading of the landslide-climate studies that have been published, with significant portions of the globe not covered. The present study has identified the change in temperature and precipitation through the climatic based analysis and indices computation. The present study utilizes a probabilistic avalanche danger model to evaluate provincial avalanche alterations. The study advocates for developing outfits of projections in light of a scope of discharges situations, and to utilize cautiously results from most pessimistic scenario situations that may over/under-gauge avalanche dangers and hazard. Additionally, we have computed frequency ratio model (FRM) for landslide susceptibility zonation. The study concludes with the finding of regulating services in the steep terrain to nullify the impact of landslides.