The Michelle Obama Bounce: Organic farms

Retail sales of organic produce have reached $20 billion; 5% of veggies sold are now organic; and 1% of milk comes from organic dairy farms. And Michael Pollan (on last week's forum program) says there is a new form of organic conservative calling themselves "crunchycons".  It is a new world.  To illuminate these trends, NYTimes' map department turns to organic farms, and produces these useful maps.