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Deep sea/Hydrothermal vents
Estuaries (Elkhorn Slough)
Encyclopedia Britannica, Merriam-Webster Collegiate Dictionary and Thesaurus. Includes World Data Analyst: one page statistical info on individual countries, plus the ability to compare statistics of two countries and to generate ranked statistics on a variety of topics.
Global Issues in Context (Gale)
News, video, audio and reference articles providing perspectives on international news & events.
Science Reference Center (EBSCO)
Contains full text for nearly 640 science encyclopedias, reference books, periodicals, etc. Topics covered include: biology, chemistry, earth & space science, environmental science, health & medicine, history of science, life science, physics, science & society, science as inquiry, scientists, technology and wildlife.
World Book Encyclopedia
General purpose encyclopedia, including reference overviews, primary sources, and multimedia. Also available in Spanish and French.