Seed Saving
Seed Savers Exchange - SSE's 8,000 members grow and distribute heirloom varieties of vegetables, fruits, grains, SSE's main focus is on heirloom varieties that gardeners and farmers brought to North America when their families immigrated, and traditional varieties grown by Native Americans, Mennonites and Amish.
Seed Saving and Seedsavers Resources - a great site with information on saving seeds
The International Seed Saving Institute - We are on the verge of losing in one generation, much of the agricultural diversity humankind created in the last 10,000 years. The International Seed Saving Institute, a non-profit, non-governmental educational organization was founded as a response. Central to our strategy is the seed saving ritual, a ritual as old as civilization, a ritual in many ways responsible for civilization. Saving seeds, seed-saving education, and self-reliance for peoples world-wide.
Seedsaving and Seedsavers' Resources - information about saving plant genetic resources, trading seeds, genetic diversity, and links for heirloom seed, organic seed, and seed saving supplies.