Jim Richardson - Heirlooms: Saving Humanity's 10,000 Year Legacy of Food

How many of the countless varieties of plants and animals that were bred by the world's peoples for talents specific to every soil, climate, and human culture have we lost?

Photojournalist Jim Richardson tells the story of our agricultural biodiversity and the efforts to save it. He has been covering the agricultural beat for National Geographic since 1984. His spectacular photographs, and the stories he tells with them, are renowned.