1. 68% of the world population projected to live in urban areas by 2050, says UN | UN DESA | United Nations Department of Economic and Social Affairs. UN DESA | United Nations Department of Economic and Social Affairs. (2018). Retrieved 8 March 2021, from https://www.un.org/development/desa/en/news/population/2018-revision-of-world-urbanization-prospects.html#:~:text=News-,68%25%20of%20the%20world%20population%20projected%20to%20live%20in,areas%20by%202050%2C%20says%20UN&text=Today%2C%2055%25%20of%20the%20world%27s,increase%20to%2068%25%20by%202050.&text=By%202050%2C%20it%20is%20projected,million%20and%20Nigeria%20189%20million
2. Goal 11: Sustainable cities and communities. UNDP (United Nations Development Programme). (2021). Retrieved 8 March 2021, from https://www.undp.org/content/oslo-governance-centre/en/home/sustainable-development-goals/goal-11-sustainable-cities-and-communities.html.
3. UN-Habitat, https://uploads.habitat3.org/hb3/Opening-Remarks-Dr.-Joan-Clos%2D%2D-Secretary-General-of-Habitat-III.pdf
4. World Urbanization Prospects. Population.un.org. (2019). Retrieved 8 March 2021, from https://population.un.org/wup/Publications/Files/WUP2018-Report.pdf. United Nations. About Habitat III—Habitat III (2016). Retrieved 2 February 2021 from https://habitat3.org/the-conference/about-habitat-3/
5. Charles, A., (2016). What is Habitat III? World Economic Forum. Retrieved from https://weforum.org/agenda/2016/10/what-is-habitat-iii/ [Accessed 2 February 2021].