In the "Databases" search box on the library home page find a database using the Alphabetical List (if you know the name of the database) OR with the pull-down menu (Browse by Subject)--choose a subject--to obtain a list of databases in your research area.
You can also access a page giving you the entire range of electronic resources available in the library at: Electronic Resources
Subject categories with additional databases to consider are:
Environmental Studies database subject category
General and Reference database subject category
Science database subject category