SCIRUS ETD (Electronic Theses and Dissertations) allows you to search the records of over 1 million theses and dissertations from around the world. Search by keyword, title, author, language, date, and more. You can also search the entire text of the document, and full text PDF is available for many of the dissertations. This collection is sponsored by the Networked Digital Library of Theses and Dissertations.
UCB licenses other dissertations databases, including Dissertations and Theses @ University of California, where you can download the full text PDF of nearly all UC dissertations from 1996 to the present, and Dissertations and Theses (Dissertation Abstracts via ProQuest), which has the full text of dissertations worldwide from 1997 to the present, and citations going back to 1861.
See the Public Health Library’s Dissertations and Theses web page for more!