ADANI Group plans to invest Rs 1 lakh crore in its airports business over the next five years, betting on sustained growth in India’s aviation sector, which is expected to expand at 15-16 per cent annually, a top group official said. “On the airport side, Rs 1-lakh crore in the next five years,” Jeet Adani, Director of Adani Airports and younger son of billionaire Gautam Adani, told PTI ahead of the start of commercial operations at Navi Mumbai International Airport on December 25. The airport, being developed by Navi Mumbai International Airport Ltd in which the Adani Group holds a 74 per cent stake, is scheduled to commence commercial operations on December 25.