Heirloom beets served at Bibiana Restaurant in downtown Washington, D.C. Joseph Silverman/The Washington Times /Landov hide caption

itoggle caption Joseph Silverman/The Washington Times /Landov

Georgia O'Neal harvests winter greens at the Tree and Leaf Farm in Unionville, Va., on March 16, 2011. Maggie Starbard/NPR hide caption

itoggle caption Maggie Starbard/NPR

Algae blooms in the mouth of the Elizabeth River in Norfolk, Va., on July 31, 2010. Rain, high temperatures, and pollution from agricultural runoff made for ideal algae bloom conditions. Morgan Heim/AP hide caption

itoggle caption Morgan Heim/AP

A Chinese beekeeper harvests honey beside a rapeseed field in Anhui province. China is a major producer of honey and bee products. AFP/AFP/Getty Images hide caption

itoggle caption AFP/AFP/Getty Images

Maryland farmer Josie Johnson listens to a lecture on extending the farming season using caterpillar tunnels. The lesson was part of a conference for young farmers held in Tarrytown N.Y., in early December. Maggie Starbard/NPR hide caption

itoggle caption Maggie Starbard/NPR

When is filtered honey really honey? The answer may lie in the politics of imported food. Filippo Monteforte/AFP/Getty Images hide caption

itoggle caption Filippo Monteforte/AFP/Getty Images

Isabella Colbdorf feeds salad to a turkey at this year's Feeding of the Turkeys ceremony in Watkins Glen, in upstate New York, on Nov. 20, 2011. Emma Jacobs/WRVO hide caption

itoggle caption Emma Jacobs/WRVO

Narragansett and Standard Bronze heritage breed turkeys browse at a farm in Westport, Mass. Stephan Savoia/AP hide caption

itoggle caption Stephan Savoia/AP

Jameson Small uses a late-1800s seeder to plant lettuce at Tuttle farm in Dover, N.H. Small is part of a group of young farmers who are taking care of the land as the owners await a buyer. Jim Cole/AP hide caption

itoggle caption Jim Cole/AP

A customer studies a display of milk and dairy products at Bryan's Grocery in San Francisco in March. Justin Sullivan/Getty Images hide caption

itoggle caption Justin Sullivan/Getty Images