Govt shares satellite pics comparing how India looked in the night in 2012 & 2021

The government in its Economic Survey 2021-22 talked about the usage of satellite and geospatial data and shared satellite pictures showing how India looked in the night in 2012 and 2021. "The satellite pictures showing the 'Night-time Luminosity' show the electricity usage and supply has spread across the country," Principal Economic Advisor Sanjeev Sanyal said.