THE ECOTOPIA 2121 PROJECT OUTLINES THE FUTURE HISTORIES OF 100 REAL-WORLD CITIES AS THEY FACE-UP TO LOOMING ECOLOGICAL CHALLENGES. THIS WEEK, WE FORECAST THE FUTURE OF XANADU, CHINA. Xanadu was the capital of the old Mongol empire. At its zenith in the thirteenth century, when Kublai Khan was emperor, it was home to at least one hundred thousand people, with maybe a million more traders, civil servants, and diplomats arriving and leaving over the course of the year. Xanadu i

The Ecotopia 2121 Project details the futures of 100 cities across the globe as though they've somehow overcome all the grave environmental challenges our age and grown to become super-Green and super-ecofriendly Green Utopias. Today, we highlight the future of Philadelphia. The story of Philadelphia 2121 goes a little something like this... On a sunny early July morning in 2121, a group of high-spirited citizens are arguing with officials just outside the park of Philadelphi