Civil Aviation Minister K Rammohan Naidu on Thursday said India will need at least 20,000 pilots in the coming years to meet the rising air-travel demand in the country -- one of the world's fastest growing aviation market.Addressing a gathering at the UDAAN Bhawan here following the launch of Electronic Personnel License (EPL) for pilots, the Minister said aviation has always been the backbone of connectivity, economic growth, and technological advancements.