DAISUKE WAKABAYASHI: The first sows arrived in late September at the hulking, 26-story high-rise towering above a rural village in central China. The female pigs were whisked away dozens at a time in industrial elevators to the higher floors where the hogs would reside from insemination to maturity. This is pig farming in China, where … Continue reading THE PIG FACTORY: China’s plan to increase ‘pork’ production by building high-rise factory farms