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Free E-books Articles of Interest iTunes U Earthquakes, Volcanoes and Tsunamis This book suggests taking a case study approach featuring Vesuvius of 75 AD, the San Francisco earthquake of 1906, and the South Asian tsunami of 2004 to learn about earthquakes and volcanic eruptions as players in the dynamic system that has shaped the environment of Earth’s surface throughout history. Key concepts include the components of Earth’s systems, the hazards that volcanoes and earthquakes present, and how to reduce the risks associated with them. Water-rich gem points to vast ‘oceans’ beneath Earth’s surface, study suggests The first terrestrial discovery of ringwoodite confirms the presence of massive amounts of water 400 to 700 kilometers beneath Earth’s surface. Ringwoodite is a form of the mineral peridot, believed to exist in large quantities under high pressures in the transition zone. Ringwoodite has been found in meteorites but, until now, no terrestrial sample has ever been unearthed because scientists haven’t been able to conduct fieldwork at extreme depths. READ MORE... Geology by Loyola Academy Geology Rocks The Earth is constantly changing and evolving. Some of these changes occur naturally while others are caused by human actions. By studying Earth’s dynamic geologic make-up and rock cycle, students will understand the forces and processes that create Earth’s various landforms and develop an appreciation for the importance of geology in people’s lives. Geology of the Moon This e-book takes a look at the Geology of the moon and draws some comparisons with our Earth. Earthquake Explore the science behind earthquakes. This book is a collaboration between KQED and the California Academy of Sciences. This can be used on a computer or iPad and has interactive features and quizzes! Moon Rocks: An Introduction to the Geology of the Moon Moon Rocks is the story of the Moon through the eyes of a geologist. The authors worked with thin sections of Moon rocks provided by NASA, and use interactive panoramas, videos, and many many images to tell the story of the Moon. The interactive virtual microscopes are a new feature that allow the reader to easily explore rocks from the Apollo missions up close. Additionally, chapter 4 makes a detailed comparison between a volcanic rock on the Moon and a volcanic rock on Earth. The book also contains original NASA scientific reports, quizzes to test your knowledge and a glossary of terms. At the end of the experience the user will have a good insight into how scientists study Moon rocks. 14 | FUSE How Earth might have looked Break-up of the supercontinent Gondwana about 130 Million years ago could have led to a completely different shape of the African and South American continent with an ocean south of today’s Sahara desert, as geoscientists have shown through the use of sophisticated plate tectonic and three-dimensional numerical modelling. READ MORE... Take A Look in The World’s Largest Cave! Son Doong Cave in Vietnam – which is so big it contains a jungle and a river – is now open for public tours. But don’t expect it to become crowded: just 224 tourists will be permitted to visit this year. READ MORE... Oldest bit of crust firms up idea of cool early Earth With the help of a tiny fragment of zircon extracted from a remote rock outcrop in Australia, the picture of how our planet became habitable to life about 4.4 billion years ago is coming into sharper focus. New research reveals data that confirms that Earth’s crust first formed just 160 million years after the formation of our solar system. It also confirms that the timeframe that the planet was a fiery ball covered in a magma ocean came earlier, and that in order to become habitable, Earth cooled and formed its crust during the first geologic eoner Space Kids Discov of the planet. The research may help scientists to understand how other habitable planets may form. READ MORE... This course covers topics in modern Geology, including rocks and minerals, weathering, soil, running water and groundwater, glaciers and deserts, earthquakes, plate tectonics, volcanoes, and Earth history. Environmental Geology by The Ohio State University This course is a study of geology concepts in conjunction with the challenges of geological hazards, resources, and global change sustainability. The course webpage containing student work can be found at: Uncovering Geology. The cover image shows the Rio Grande, volcanic San Luis Hills, and Blanca Peak m \