Locked up and living sustainably: Eco-friendly prison wins award
https://edition.cnn.com/style/article/eco-friendly-prison-intl/index.html
Though it's also important to create eco-friendly prison, similar activities must be done for general houses, considering that the number of people living in them are much larger than people in prisons.
But, if there are reports supporting the data that prisoners staying at eco-friendly prisons are more likely to return to social lives safely, prison must be prioritized.