by John Roach for National Geographic News
June 30, 2009 Link to full article below
Salads of the future may still be served in bowls, but their ingredients might be grown in skyscrapers.
That's the hope of scientists and architects who are erecting a unique strategy to feed a swelling population on a planet with finite farmland. (Find out more about sustainable agriculture.)
"In another 40 years, there'll be another three billion people. That's the problem," said Dickson Despommier, a professor of public health at Columbia University in New York. "We have to find another way to feed them."
One solution, Despommier believes, is to grow everything from salad greens to staple grains year-round in high-rise buildings at the hearts of urban centers.
To read the full article: http://news.nationalgeographic.com/news/2009/06/090630-farm-towers-locally-grown.html
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Its just because salad contains raw food. And the raw food has lots of fiber, vitamins and less calories also. That's very essential part of complete diet programme. You also right at your place.. dear
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