Walmart sells 18 percent of all the groceries bought in the United States—more than anyone else by a wide margin. And it’s not just Froot Loops and rock-hard tomatoes. Over the last decade, Walmart has emerged as a massive player in the organic-food market.
But are organic and local just relative terms? Click here for the full story by Tom Philpott
(Illustration via Treehugger via Thomas Cheng)