This directory of on-the-job learning opportunities in sustainable and organic agriculture has been published since 1989 as a tool to help farmers and apprentices connect with each other. It is available for farms in the U.S. and its territories (there are a few in Canada and the Caribbean as well). Maintained by ATTRA, The National Sustainable Agriculture Information Service.

Job and internship resources from Beginning Farmers includes Sustainable Agriculture Listings (National), Sustainable Agriculture Listings (Regional/Local), General Agriculture Listings, and International Agriculture Listings.

Green Corps was launched by the U.S. Public Interest Research Group in 1992. The mission of Green Corps is to train organizers, provide field support for today's critical environmental campaigns, and graduate activists who possess the skills, temperament, and commitment to fight and win tomorrow's environmental battles.

"Our environmental job vacancies are from all sectors of the job-market including non-profits, corporations, professional firms, institutions, and Federal, state and local governments. We have heard many success stories from our subscribers who have gotten new and better jobs through ECO, the #1 source of environmental jobs!"

"Good Food Jobs is a job search engine designed to link people in search of meaningful food work with the businesses that need their energy, enthusiasm, and intellect. We are dedicated to changing the world, one hard worker at a time."

Idealist connects organizations with people for jobs, internships, volunteer opportunities, and graduate education.

The National Sustainable Agriculture Coalition (NSAC) is an alliance of grassroots organizations that advocates for federal policy reform to advance the sustainability of agriculture, food systems, natural resources, and rural communities.

"USAJOBS connects job seekers with federal employment opportunities across the United States and around the world. As the Federal Government’s official employment site, USAJOBS helps the right people find the right jobs."