Abundant Life Seeds has been protecting the genetic diversity of rare and endangered food crops since 1975. Our goal is to offer true-to-type open pollinated varieties grown using only certified organic or biodynamic farming methods.

Agriculture and Agri-Food Canada (AAFC) provides information, research and technology, and policies and programs to achieve security of the food system, health of the environment and innovation for growth.

UCSC's Agroecology Research Group applies agroecological concepts and principles to the design and management of sustainable food systems.

Agroecology in Action is a research and education initiative of the College of Natural Resources at the University of California.

The Alabama Sustainable Agriculture Network support, through education and shared experiences, the development of sustainable agriculture practices throughout Alabama.

Alternative Energy Resources Organization (AERO) is a grassroots nonprofit organization dedicated to solutions that promote resource conservation and local economic vitality.

The Alternative Farming Systems Information Center (AFSIC) focuses on topics related to sustainable and alternative agricultural systems, crops and livestock.

The Mission of the American Community Gardening Association is to build community by increasing and enhancing community gardening and greening across the United States and Canada.

Aprovecho is a non-profit research and education center located outside of Cottage Grove, Oregon.

Since 2000, ACORN has the been the key organization for information on organic agriculture, eating organics, and connecting all the parts together.