http://www.nytimes.com/2013/08/05/arts/design/buy-local-gets-creative.html
PITTSBURGH — For years, Barbara Johnstone, a professor of linguistics at Carnegie Mellon University here, bought shares in a C.S.A. — a community-supported agriculture program — and picked up her occasional bags of tubers or tomatoes or whatever the member farms were harvesting.
Her farm shares…
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