Singapore Looks Skyward to Take Farming in New Directions

Aired: 6/12/2013 | 0:06:51 | Clip
Singapore's skyline is not just a point of pride for residents, it can also be a source of fresh produce. As part of the NewsHour's series "Food for 9 Billion," special correspondent Sam Eaton reports on Singapore's vertical solution to the challenge of feeding a growing population in an urban environment.