Authors- Ashutosh Bhardwaj, Hari Shankar Srivastava and Raghavendra Pratap Singh Spaceborne LiDAR datasets are contributing immensely for the topographic, ice mass-balance and vegetation related studies. It provides a global view of changes occurring in elevation over Earth. CartoDEM Version 3 Release 1 openly accessible datasets are currently the most reliable datasets for the relatively plain regions in India. The study Continue Reading »

NISAR (NASA-ISRO Synthetic Aperture Radar), a dual-frequency L- and S-band mission developed jointly by NASA and ISRO, entered operation on 30 July 2025 with a 12-day repeat cycle and all-weather, day-night imaging capability. This removes two long-standing constraints on Himalayan glacier monitoring in particular dependence on solar illumination and vulnerability to cloud cover. This assessment compares NISAR Geocoded offsets (GOFF) Continue Reading »