In his new book, “Back to the Well: Rethinking the Future of Water,” author Marq de Villiers re-thinks the world’s water crisis. Separating the crisis into two problem areas, water shortages caused by drought and shortages caused by contamination, de Villiers argues that the shortages should be solved at a local level with local solutions.

One example is Windhoek, Namibia, where officials orchestrated the first operation to recycle the city’s wastewater into drinking water.

Read more here: Water problems need local solutions