Feed People or Kill Our Waterways: The Real Omnivore's Dilemma?

A piece in the New York Times today (part of the brilliant, groundbreaking Food Chain series that looks like it's being positioned for the Pulitzer Prize) explains in crystal-clear fashion how the high cost of fertilizer and its limited supply are contributing mightily to both the high cost of food in general and the devastating food shortages in many parts of the world.
Because certain kinds of fertilizer containing nitrogen create dead zones where rivers meet the sea and kill marine life, environmentalists are demanding changes that will limit the use of chemical fertilizer. Recently a United Nations panel recommended that farmers use increased crop rotation with legumes because legumes are natural nitrogen carriers.