America invested in sanitation systems throughout the 20th century – but it often left out communities of color, and they’re still trying to catch up. This video explains how specific policies caused these inequities, and talks to some of the people who still lack proper sanitation systems in 2022.

Additional reporting and production by Jocelyn Tabancay Duffy.

This video is part of America’s Dirty Divide, a series examining the country’s vast environmental inequalities and how climate change will make things worse, and was made possible by a grant from the Open Society Foundations. Nexus Media News is an editorially independent, nonprofit news service covering climate change. Follow us @NexusMediaNews.