Agricultural & Environmental Science Collection (ProQuest) Includes ESPM (Environmental Sciences and Pollution Management); EIS (Environmental Impact Statements); TOXLINE; and AGRICOLA (a comprehensive agricultural research database from the USDA -- ProQuest's version of AGRICOLA provides convenient links to DU's full-text subscriptions when available). Sources include scholarly journals, trade journals, newspapers and magazines, conference proceedings, reports, monographs, books, and government publications.