Speaking at 'Techfest', an annual science and technology event organised by the Indian Institute of Technology Bombay, Indian Space Research Organisation (ISRO) chairman S Somanath said it is important to improve the ability of satellites to detect changes, to bring in more of AI-related and data-driven approach to analyse data, reduce data downloads and get only the necessary information. Spacecrafts are capable of observing a country's borders and neighbouring regions, he noted.