Sometimes you need to get some background information on a topic before you can really get started with your research. You won't cite any of these sources in your annotated bibliography, but they still can be helpful for the following:
Provides access to hundreds of online reference books including encyclopedias, dictionaries, thesauri and books of quotations from a variety of publishers. Covers both general reference and subject-specific reference titles for a variety of disciplines. Topic Pages give great background overviews on subjects.
Oxford Reference contains full text dictionaries and encyclopedias from the Oxford University Press. It is easy to search and contains entries on a wide array of topics from business, computing and environmental science to art, biology, literature, religion, and political science.
Science Reference Center provides easy access to full-text science content including encyclopedias, reference books, periodicals, web sites, pictures, illustrations, audio clips and video clips. Includes ability to limit by lexile reading levels.
This leading dictionary - now in its fourth edition - offers wide-ranging and authoritative coverage of the earth sciences and related topics in over 7,500 clear and accessible entries. Coverage includes geology, planetary science, oceanography, palaeontology, mineralogy, and volcanology, as well as climatology, geochemistry, and petrology.
Provides coverage of the Earth Sciences, from volcanoes to flood plains, diamonds to meteors, deserts to deep seas. All aspects of geology, including climatology, mineralogy, and oceanography, are covered. In addition, there are many eclectic entries, for example on dinosaur hunters, and fossils and folklore, as well as biographies of the key figures involved.