Global Visions

Like most future-oriented gatherings, the 2005 World Expo in Aichi, Japan, was a showcase of cool gizmos. But with contributions from more than 120 countries, the exhibition, which is held in a different city every five years, was also a multinational take on what the future might be, with innovations ranging from the practical to the preposterous. Utensils at the food court were made of biodegradable plastic, and electricity was generated by an eco-friendly onsite system (even the garbage was used for fuel). And while the theme in Aichi was Nature's Wisdom, many of the 22 million visitors who flocked to...

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