
1WW The challenge of wastewater treatment around the world
Gagne, Jean-Sebastien. "The Challenge of Wastewater Treatment around the World."
Bio-sol, 20 Jan. 2023, www.bio-sol.ca/en/
the-challenge-of-wastewater-treatment-around-the-world/. Accessed 20 Sept.
2023.
2WW Wastewater key to solving global water crisis: UN
Hood, Marlowe. "Wastewater Key to Solving Global Water Crisis: UN." Phys Org, 22
Mar. 2017, phys.org/news/2017-03-wastewater-key-global-crisis.html.
Accessed 20 Sept. 2023.
3WW Water Inequality
"Water Inequality." National Geographic Education,
education.nationalgeographic.org/resource/water-inequality/. Accessed 20
Sept. 2023.
4WW Untreated wastewater in developing countries: 14 billion a day and we don’t know where it ends up
Thomas, Jacqueline. "Untreated Wastewater in Developing Countries: 14 Billion a
Day and We Don't Know Where It Ends Up." Down to Earth, 12 Jan. 2021.
Accessed 20 Sept. 2023.