This research will be targeted in London to investigate the feasibility of closing the food loops in terms of local food growing, food reuse and food waste-to-energy. This research will be completed by examining the following questions: Q1: where are the policy gaps in closing the food loops in London? Q2: what challenges are faced in closing the food loops in London? The above questions will be answered through the following research objectives. 1. Through the policy and regulation review identify the policy gaps and what policies or regulations support or undermine the food loops closes. 2. This research will identify the challenges the key actors faced in London . Before the empirical research, challenges in CE implementation will be identified and framed.