How urban soil farming could help feed more people

[news]

http://i.cbc.ca/1.3019908.1428001364!/fileImage/httpImage/image.jpg_gen/derivatives/16x9_460/urban-soil-farmer.jpg The United Nations' Food and Agriculture Organization says much of our planet’s soil is under threat from activities such as farming and urban sprawl. But a number of projects in Canada and the U.S. are getting city-dwellers to think differently about soil - and even make their own.


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