Earth Observing-1 (EO-1) Hyperion images were used to study five globally dominant crops (corn, cotton, rice, soybean, and winter wheat) and their growth stages in the United States, where they occupy about 75% of all the cropland areas occupied by the principal crops. The researchers from USGS (United States Geological Survey) conducted this research to evaluate the suitability of hyperspectral satellite data to estimate the agricultural area under different major crop.
World view satellite of NASA has captured the thick smog over North India. With the onset of winter season, farmers in Punjab and Haryana have been engaged in burning stubble (popularly known as parali). It's a banned practice now for sure, but some just don't have the finances to pursue other methods to clear their fields. And so, Delhi is suffocating again. This has created a very critical situation in North India especially in Delhi NCR. In Delhi NCR, at some places, air