
A crop duster spraying pesticide in California |

Wheat in the Hulah Valley, an agricultural region in Northern Israel |

Irrigation of a cotton field |

Ug99 stem rust on a wheat stalk. Ug99 is currently one of the most dangerous threats to global wheat production. |

Norman Borlaug, the "father of the Green Revolution" |

Entrance to the Svalbard Global Seed Vault |

Rendering of the layout of the Svalbard Global Seed Vault |

Storage shelves in the Svalbard Global Seed Vault |

Seeds in storage at the Svalbard Global Seed Vault |

Banaue rice terraces in the Philippines, where traditional landraces have been grown for thousands of years. |

Full-grown maize plants |

Maize kernels |

To increase the genetic diversity of U.S. corn, the Germplasm Enhancement for Maize (GEM) project seeks to combine exotic germplasm, such as this unusually colored and shaped maize from Latin America, with domestic corn lines. |

Wheat is processed into a variety of familiar foods. |

A wheat harvest in Idaho |

The Great Famine, or Irish Potato Famine, is one historical example of the dangers of monoculture. |

Populations of Ireland and Europe, showing a steep decline in Ireland in the years surrounding the Potato Famine |

A memorial to the Irish Great Famine in Dublin |

Varieties of potato, a staple food in the U.S. and elsewhere |

An agricultural image dated around 1200 BCE |

A potato harvest in Idaho around 1920 |

A colorful combination of different rice strains |

Women work on an Indonesian rice plantation |

Physicist and environmentalist Vandana Shiva |