AccessScience is an authoritative and dynamic online resource that contains incisively written, high-quality reference material covering all major scientific disciplines. An award-winning gateway to scientific knowledge, it offers links to primary research material, videos and exclusive animations, plus specially designed curriculum maps for teachers.

NSDL is the National Science Foundation's online library of resources and collections for science, technology, engineering, and mathematics education and research.

This new edition includes 10,000 entries which cover all areas of geoscience, including planetary science, oceanography, palaeontology, mineralogy and volcanology. In this edition, 675 new entries have been added, and include expanded coverage of planetary geology and earth-observing-satellites.

The Encyclopedia of the Solid Earth Sciences provides a comprehensive modern reference text for all the subdisciplines of the Earth Sciences. The Encyclopedia is primarily intended for professional earth scientists and those specializing in related subjects. However, it will also provide an important reference for students of the Earth Sciences and those needing information on terms in current usage.

Provides comprehensive coverage of the environmental sciences. Cross-curricular in nature, the title supports both basic and advanced curricula in earth and environmental science, physics, chemistry, and biology, as well as general science, history, government, and the social sciences.

Provides access to over 1.5 million full text articles and books, including encyclopedias and other references in the sciences and other disciplines.

This unrivalled, five-volume reference work covers all aspects of geology including earth history, earth materials, surface processes, regional geology, economic geology, engineering geology, petroleum geology, geochemical and mineral exploration, and the history of geology.

The two-volume Encyclopedia of Earth and Space Science is the perfect complement to the material typically taught college Earth science and astronomy classes. Based on the NSES Content Standards, this comprehensive reference emphasizes the physical processes involved in the formation and evolution of the Earth and universe, describes many examples of different types of geological and astrophysical phenomena, provides historical perspectives, and gives insight into the process of scientific inquiry by incorporating biographical profiles of people who have contributed significantly to the development of the sciences.

With over 360 articles and 2,600 pages, many in full-color, the Encyclopedia of Quaternary Science provides broad ranging, up-to-date articles on all of the major topics in the field. Written by a team of leading experts and under the guidance of an international editorial board, the articles are at a level that allows undergraduate students to understand the material, while providing active researchers with the latest information in the field.

Coverage includes terminology in: geology, geochemistry, geaography, geodesy, geophysics, hydrology, oceanography, meteorology, and climatology. The reference's entries are supplemented by conversion tables, explanations of scientific, technical, and mathematical notation, and other useful data.