America’s Eco-Cities: Sustainable Prisons of the Future

America’s Eco-Cities: Sustainable Prisons of the Future: "By 2030 it is expected that an estimated 4 billion people will live in eco-cities, which are controlled environments where sustainability mandates how much water, energy, food and production is allowed in urbanized areas. Targets and restrictions will replace traditional living to keep the land used for habitat from becoming a wasteland and protect the surrounding wildlife."