1. ”Natural gas commodity balances”, table 4.1;Digest of U.K. Energy Statistics,2018
2. UK becomes first major economy to pass net zero emissions law;U.K. Govt.,2020
3. Resolution 70/01, “transforming our world: the 2030 agenda for sustainable development”, a/RES/70/1;U.N. General Assembly,2015
4. ”MyGridGB”, [Accessed 10 July 2020], https://www.mygrid.co.uk, 2020.
5. Heat Network Development Unit. ”Project Pipeline 2019 Q1”.