Summaries | Headlines

Life-giving Rocks From A Depth Of 250 Kilometers (October 1, 2007) -- If our planet did not have the ability to store oxygen in the deep reaches of its mantle there would probably be no life on its surface. This is the conclusion reached by scientists who have ... > full story

Structure, Deformation, and Strength of the Loma Prieta Fault In California (September 28, 2007) -- Researchers analyzes over a thousand aftershocks of the 1989 Loma Prieta earthquake, which occurred along the San Andreas Fault system in northern California. It determines details of the fault ... > full story

Oxygen Probably Present 50 To 100 Million Years Earlier Than First Believed (September 27, 2007) -- Two multinational teams of scientists, including researchers from Arizona State University, are reporting that traces of oxygen appeared in Earth's atmosphere 50 to 100 million years before the ... > full story

Deep-sea Scientific Drilling Program To Study Volatile Earthquake Zone Launched (September 25, 2007) -- Scientists begin exploring the origins of earthquakes at their source with the launch of the Nankai Trough Seismogenic Zone Experiment. On Sept. 21, the Japanese drilling vessel Chikyu departs from ... > full story

Argon Conclusion: Researchers Reassess Theories On Formation Of Earth's Atmosphere (September 24, 2007) -- Geochemists are challenging commonly held ideas about how gases are expelled from the Earth. Their theory could change the way scientists view the formation of Earth's atmosphere and those of our ... > full story

Deep Earth Model Challenged By New Experiment (September 21, 2007) -- In the first experiments able to mimic the crushing, searing conditions found in Earth's lower mantle, and simultaneously probe telltale properties of iron, scientists have discovered that material ... > full story

How The Discovery Of Geologic Time Changed Our View Of The World (September 16, 2007) -- In 1911 the discovery that the world was billions of years old changed our view of the world forever. Imagine trying to understand history without any dates. You know, for example, that the First ... > full story

Mathematics Of Ice To Aid Global Warming Forecasts (September 11, 2007) -- Mathematicians have arrived at a new understanding of how salt-saturated ocean water flows through sea ice -- a discovery that promises to improve forecasts of how global warming will affect polar ... > full story

Ocean Depths 'No Haven' From Global Catastrophes (September 10, 2007) -- There may be nowhere for life to hide from the effects of climate change or asteroids hitting the Earth, according to new research. On the ocean floor 'islands' of exotic deep-sea life have been ... > full story

Polar Bear Population Predicted To Dwindle WIth Retreating Ice (September 8, 2007) -- Future reduction of sea ice in the Arctic could result in a loss of 2/3 of the world's polar bear population within 50 years according to a series of studies just released by the U.S. Geological ... > full story

Volcanoes Key To Earth's Oxygen Atmosphere (September 3, 2007) -- A switch from predominantly undersea volcanoes to a mix of undersea and terrestrial ones shifted the Earth's atmosphere from devoid of oxygen to one with free oxygen, according to geologists. Before ... > full story

Ethiopian Plateau Formation Coincided With Climate Change That May Have Spurred Human Evolution (August 31, 2007) -- More than three million years ago, early hominins evolved the ability to walk upright and in doing so started us along the evolutionary path that eventually gave rise to Homo sapiens. It was Darwin ... > full story

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Earth: Portrait of a Planet
This survey is the first to weave together the three major intellectual revolutions in the Earth Sciences that have occurred in the last forty years--the theory of plate tectonics, the ... > read more

Earth : An Introduction to Physical Geology (8th Edition)
To understand timely issues such as natural disasters and environmental challenges—and to evaluate solutions to related problems—the average citizen needs a basic awareness of the ... > read more

Earth Science (With CD-ROM)
Earth Science offers a reader-friendly overview of our physical environment for the reader with little or no exposure to science. The emphasis is on readability, with clear explanations and examples, ... > read more

Earth Science (11th Edition)
Earth Science offers a reader-friendly overview of our physical environment for the reader with little or no exposure to science. The emphasis is on readability, with clear explanations and examples, ... > read more

The Changing Earth : Exploring Geology and Evolution (with Physical GeologyNow)
THE CHANGING EARTH, a leader in the Introductory Geology course, is the only text specifically written for the combined physical and historical geology course. The Fourth Edition's content is based ... > read more

The Ultimate Desert Handbook : A Manual for Desert Hikers, Campers and Travelers
Discover the joys of desert camping, hiking, and travel Harsh, yet hauntingly beautiful; arid, yet teeming with life; inhospitable, yet profoundly peaceful--the earth's deserts beckon the poet and ... > read more

A Crack in the Edge of the World : America and the Great California Earthquake of 1906
Geologically speaking, 1906 was a violent year: powerful, destructive earthquakes shook the ground from Taiwan to South America, while in Italy, Mount Vesuvius erupted. And in San Francisco, a large ... > read more

Physical Geology
Physical Geology is a market-leading classic that has been used in classrooms for over 20 years. Updated to include the latest technology and most current information, Physical Geology is for both ... > read more

Conceptual Physical Science, Third Edition
Conceptual Physical Science, Third Edition takes learning physical science to a new level by combining HewittÕs leading conceptual approach and friendly writing style in a new edition that ... > read more

The Privileged Planet : How Our Place in the Cosmos is Designed for Discovery
A convincing case that the rare, finely tuned conditions that allow for intelligent life on Earth are no coincidence, and that Earth was practically designed for ... > read more