less prevalent See More National Geographic May 2013 Our Fertilized World отравяне National Geographic May 2013 National Geographic May 2013 artificially grow super-crops Fertilized World: A Mixed Blessing Fertilized world: a mixed blessing National Geographic May 2013 National Geographic May 2013 National Geographic May 2013 fertilizer runoff National Geographic May 2013 National Geographic May 2013 National Geographic May 2013 The Curse of Fertilizer using hydrocarbons to turn air into bags of plant food отравяне The Curse of Fertilizer National Geographic May 2013 National Geographic May 2013 National Geographic May 2013 half the nitrogen in the human body отравяне poisoning water around the world National Geographic May 2013 eutrophication National Geographic May 2013 отравяне National Geographic May 2013 Fertilized World отравяне Fertilized World National Geographic May 2013 causing further harm National Geographic May 2013 National Geographic