![Lubes filling](https://www.pims.ai/wp-content/uploads/2022/12/Lubes-filling.png)
Fifty plants in the PIMS biannual benchmarking study answered questions about sustainability. The results for the global sample and six regions are as follows:
![](https://www.pims.ai/wp-content/uploads/2023/10/Graph-1.png)
About a quarter of energy used is renewable, with above average percentages in South America, Europe and China. Only a handful of plants had solar panels, the rest used hydroelectric, wind or solar from the grid.
![](https://www.pims.ai/wp-content/uploads/2023/10/Graph-2.png)
A considerable proportion of plants treat waste water to meet their water needs, especially in North America.
![](https://www.pims.ai/wp-content/uploads/2023/10/Graph-3.png)
One area where the Middle East / Africa leads the world is in the use of recycled plastic for making bottles. However, the percentage is low everywhere.