An investigation of the Earth with emphases on the opportunities available to and the constraints upon humankind arising from properties of the Earth, and on the effects of human activities on the natural environment.
Clarivate Analytics' premier citation databases in the sciences (physical, life and social) and arts & humanities. Search for articles that cite a known author or work or by standard search queries. Covers 1864 to the present.
A collection of full-text articles from over 3000 scholarly journals, many dating from the nineteenth-century to the last 4 or 5 years. A growing number of titles are available through the current issues, as part of their "Current Scholarship Program". Select Advanced Search to strategically search amongst 45 disciplines. Choose PDF from within JStor to properly view and print articles. For convenience, JStor is now searchable on Facebook.