Major Research Tools



Coverage: 1970-present

The premier index for agricultural literature. Produced by the National Agricultural Library.

Environment Complete

Full-Text, Index

Database covering the journal literature of environmental sciences, including applicable areas of ecology, energy, geography, pollution & waste management, law, public policy, and urban planning.

Global Commodities

Primary sources such as manuscripts/diaries, rare books, maps, paintings, advertisements, company records, etc., covering the global history of 15 major commodities: chocolate, coffee, cotton, fur, energy, opium, porcelain, silver & gold, spices, sugar, tea, timber, tobacco, wheat, wine & spirits.

Other Suggested Tools

Nutrient Data Laboratory

Includes USDA National Nutrient Database, which provides detailed information on the nutritional value of foods. Also includes lists of foods that contain a particular nutrient.

World Resources Reports


Reference volumes on global environmental and natural resource conditions and trends.