You can limit your search to specific journal and e-book collections to generate more focused results. For resources which allow you to search across multiple journal and e-books collections at once, see Research Databases.
A full-text database of 15 scholarly journals published by the American Society of Microbiology, covering the spectrum of microbiology, from molecular and cellular biology to biomedical research and technology.
A collection of Earth and Environmental Science ebooks published by Springer between 2005 and 2013.