Institute for Agriculture and Trade Policy (IATP) promotes resilient family farms, rural communities and
ecosystems around the world through research and education, science and technology, and advocacy. IATP is
located at 2105 1st Avenue, South Minneapolis, MN 55404.

The Organic Consumers Association, founded in 1998, is a nationwide network of 500,000 organic consumers,
dedicated to safeguarding organic standards and promoting organic agriculture, public health, environmental
sustainability, and social justice. One of OCA's major criticisms of conventional (non-organic) agriculture in the US is
the use of toxic sludge on farmlands and toxic ingredients in fertilizers. The petitioner is located at 6101 Cliff Estate
Road, little Marais, MN 55614.

TOXIC (Take Off Unknowns in Communities) is a non-profit corporation located at 4944 Apple Avenue Duluth, MN
55804. The organization's mission is educational, providing information to the public on the land application of sludge
and other substances that are land applied, such as septage and industrial wastes.