Singapore has revised its ambitious "30 by 30" goal, now aiming to produce 20 per cent of its fibre needs and 30 per cent of its protein requirements by 2035. But with high costs, limited land and a small farming base, how realistic are these farming targets? Steven Chia and Tiffany Ang unpack what it’ll take to build a resilient food supply chain and get Singaporeans to buy local with Professor Paul Teng from the S. Rajaratnam School of International Studies and Ray Poh from Artisan Green.