Half of global wastewater treated, rates in developing countries still lagging – UNU-INWEH
![](https://inweh.unu.edu/wp-content/uploads/2021/02/wastewater2_pr_header.png)
![](http://inweh.unu.edu/wp-content/uploads/2021/02/WW-map_treatment.a.jpg)
Wastewater production, collection, treatment, and reuse status by
![](https://live.staticflickr.com/264/32236896801_b29cf89164.jpg)
Ratio of wastewater treatment, The ratio of treated to untr…
![](https://img.waterworld.com/files/base/ebm/ww/image/2024/01/659d9e361db59d001d108a7b-dreamstime_xxl_16967618.png?auto=format,compress&fit=crop&q=45&h=667&w=1200)
Half of global wastewater treated, rates in developing countries
![](https://ars.els-cdn.com/content/image/1-s2.0-S0048969718349167-gr5.jpg)
The state of desalination and brine production: A global outlook
The United Nations world water development report, 2017
![](https://essd.copernicus.org/articles/13/237/2021/essd-13-237-2021-t02.png)
ESSD - Country-level and gridded estimates of wastewater
![](https://essd.copernicus.org/articles/13/237/2021/essd-13-237-2021-f04-web.png)
ESSD - Country-level and gridded estimates of wastewater
![](http://inweh.unu.edu/wp-content/uploads/2021/02/Fig_3WWr_bothmaps.png)
Wastewater production, collection, treatment, and reuse status by
![](https://inweh.unu.edu/wp-content/uploads/2021/05/wastewaterpress.png)
UN: Rising reuse of wastewater in forecast but world lacks data on
![](https://essd.copernicus.org/articles/13/237/2021/essd-13-237-2021-t04-thumb.png)
ESSD - Country-level and gridded estimates of wastewater
![](https://scx2.b-cdn.net/gfx/news/hires/2022/un-500-million-live-in-1.jpg)
UN: 500 million live in 19 African nations deemed water insecure