geology

Examines the geology and natural history of the highest regions of California's Sierra Nevada range, and looks at the records of early explorations of the peaks. Includes maps, photographs, and geologic guides.

Explores rocks and minerals of the Earth. Uses video segments with animation and documentary footage, interactive experiments, journal activities, interactive multimedia tools, with reference tools and web links.

Explores the Earth's changes due to water and erosion. Video adventures include dams, deltas, glaciers and rivers.

Contains forty-nine articles that provide information about various aspects of geology, covering the subdisciplines of geophysics, tectonics, petrology, volcanology, and others; arranged alphabetically from alluvial systems to magmas.

Landforms is the term used to describe the various features, shapes, and types of land that cover more than a quarter of the Earth's surface. In this fascinating book, readers can find out about the variety of land formations found around the world--including plains, mountains, canyons, and caves.

Michael Ghiglieri writes of his seventeen years as a professional river guide in the Grand Canyon.

"Separated from his science team on a mountain after a landslide, Joe is in no hurry to get back. The slide has carried a wealth of fossils with it for him to study! Joe examines these and the mountain terrain to learn how the mountains formed and figure out how old they are."--Provided by publisher.

Presents the journal kept by Charles Darwin, beginning in 1831, while on a five-year voyage around the world as a naturalist on the "H.M.S. Beagle" in which he recorded his observations on geology, natural history, and other topics.