Coverage of publications in agriculture, ecosystem ecology, energy, renewable energy sources, natural resources, marine & freshwater science, geography, pollution & waste management, environmental technology, environmental law, public policy, social impacts, and urban planning.
Comprehensive article database of the chemical literature.
Scopus is multidisciplinary database that covers science, technology, and medicine. Cited references are included from 1970.
Web of Science
Interdisciplinary coverage of major science publications from 1900 to present.