Vertical Skyscraper Farms Dominate Skyline of 2050

In 2050, there will be 3 billion more humans on earth than there are now. And 80% will live in cities. What does that mean? Basically, there will be more mouths to feed and less space to grow food. That's why architects are planning vertical farms tucked into the textured walls of skyscrapers.
» 1/09/08 7:40am 1/09/08 7:40am