Digitized journals and books in biodiversity spanning 200 years from the collections of ten major natural history museum libraries, botanical libraries, and research institutions.
Freely accessible research database focusing on the relationship between human beings and the environment (subjects cover law, agriculture, education, health, technology, etc.) Contains scholarly and general interest titles, government documents, and reports.
Collection of information about biodiversity compiled collaboratively by hundreds of expert and amateur contributors. Contains pictures, text, and other information for species living or extinct and the hierarchy of life, phylogeny and evolution.