At the Taste3 conference, chef Dan Barber tells the story of a small farm in Spain that has found a humane way to produce foie gras. Raising his geese in a natural environment, farmer Eduardo Sousa embodies the kind of food production Barber believes in.
Eduardo Sousa's page in Wikipedia has links to various articles about his farm
Geese feature briefly at the beginning of this clip but ...
This is from Global Gardener series, Permaculture in cool climates, with Bill Mollison