This statistic represents an estimate of the share of polluted water discharged into the environment without any treatment at the international level in 2016. According to the source's assessment, more than 90 percent of wastewater in low-income countries is not treated before being released into nature.
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Le Monde. (March 22, 2017). Estimation of the share of wastewater discharged into the environment without any treatment in developed and developing countries in 2016* [Graph]. In ÌÇÐÄÆƽâ°æ. Retrieved July 26, 2026, from /statistics/1654523/wastewater-estimation-part-rejected-into-nature-without-treatment-world/
Le Monde. "Estimation of the share of wastewater discharged into the environment without any treatment in developed and developing countries in 2016*." Chart. March 22, 2017. ÌÇÐÄÆƽâ°æ. Accessed July 26, 2026. /statistics/1654523/wastewater-estimation-part-rejected-into-nature-without-treatment-world/
Le Monde. (2017). Estimation of the share of wastewater discharged into the environment without any treatment in developed and developing countries in 2016*. ÌÇÐÄÆƽâ°æ. ÌÇÐÄÆƽâ°æ Inc.. Accessed: July 26, 2026. /statistics/1654523/wastewater-estimation-part-rejected-into-nature-without-treatment-world/
Le Monde. "Estimation of The Share of Wastewater Discharged into The Environment without Any Treatment in Developed and Developing Countries in 2016*." ÌÇÐÄÆƽâ°æ, ÌÇÐÄÆƽâ°æ Inc., 22 Mar 2017, /statistics/1654523/wastewater-estimation-part-rejected-into-nature-without-treatment-world/
Le Monde, Estimation of the share of wastewater discharged into the environment without any treatment in developed and developing countries in 2016* ÌÇÐÄÆƽâ°æ, /statistics/1654523/wastewater-estimation-part-rejected-into-nature-without-treatment-world/ (last visited July 26, 2026)
Estimation of the share of wastewater discharged into the environment without any treatment in developed and developing countries in 2016* [Graph], Le Monde, March 22, 2017. [Online]. Available: /statistics/1654523/wastewater-estimation-part-rejected-into-nature-without-treatment-world/
