Covers the world’s agricultural literature, including plant and animal sciences, forestry, soil and water resources, and earth and environmental sciences. Contains bibliographic records from the U.S. Department of Agriculture’s National Agricultural Library including patents, software, audiovisual materials, and technical reports from the USDA agencies and the U.S. State Agricultural Colleges and Universities.

Covers aspects of the human impact to the environment, and the connections between the environment and a variety of disciplines such as agriculture, education, law, health and technology. Topics covered include global climate change, green building, pollution, sustainable agriculture, renewable energy, recycling, and more.