Authors: Sanjeev Kumar Singh, Yogesh Kant, D. Mitra and R. P. Singh Western Disturbances (WDs) are eastward-moving extratropical synoptic-scale weather systems that significantly influence the winter weather of north and northwestern India, particularly during the period December to March (Hunt et al., 2025). These systems are responsible for cloudiness, rainfall, snowfall over the Western Himalayas, cold wave conditions over the Continue Reading »

Author- Praveen K Thakur, Sakshi Tripathi, Priyanka Tyagi and Hitendra Padalia Snow cover and its anomaly assessment is a crucial approach for understanding deviations in seasonal snow conditions and their implications for regional hydrology and climate variability. The North Western Himalayan (NWH) states, especially the Uttarakhand, Himachal Pradesh and Jammu and Kashmir states of NWH region have received very less Continue Reading »

What if we had a digital copy of Earth that could help us test decisions before making them in real life? This is exactly what scientists are building today through Digital Twins of the Earth. A digital twin is a virtual representation of the real world that is continuously updated using satellite, weather station, sensor, and computer data. Unlike a Continue Reading »

Authors: Kapil Oberai and Rohith Rajan Data is a collection of facts, numbers, words, and pictures. Data is everywhere, from social media posts to smart watch steps. Information is what we get when we organize and understand that data. Why are we talking about "big" data now? The reason is that, there's whole lot more of it and its being Continue Reading »

 Authors- Ashish Joshi, Shefali Agrawal, R P Singh Satellite remote sensing is well known to provide magnificent visual perception of different earth features, at the same time, it also provides a quantitative understanding of various earth processes. Concepts of interferometry, when used in space-based imaging of the Earth's surface using Synthetic Aperture Radar (SAR), help in a detailed and accurate Continue Reading »