To many foreign visitors, Japan's streets seem amazingly free of litter. Making the most of what's available is traditionally woven into the culture of this resource-poor island nation. But, as with other industrial nations, Japan is far from free of the problem of waste. How are the Japanese tackling this issue? This time, our theme is waste and recycling. Our expert guest is Junya Matsunami, a professor who teaches environmental economics. And in Plus One, shopping at a recycling factory!