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Geothermal Mapping Report Confirms Vast Coast-to-Coast Clean Energy Source in U.S.
October 25, 2011 — New research documents significant geothermal resources across the United States capable of producing more than three million megawatts of green power -- 10 times the installed capacity of coal power ... > full story -
Last of the Glaciers; Effects of Rising CO2 Delayed as Much as 50 Years, Analysis Finds
October 25, 2011 — A new analysis of climate change data and the effects of rising levels of the greenhouse gas carbon dioxides suggests that we are at the end of the period in Earth's history during which icy glaciers ... > full story -
Birthplace for Primitive Life on Earth? Researchers Identify Mud Volcanoes in Greenland as Niche for Early Life
October 25, 2011 — The mud volcanoes at Isua, in south-west Greenland, have been identified as a possible birthplace for life on Earth by an international team headed by researchers. Almost four billion years ago, ... > full story -
Plate Tectonics May Control Reversals in Earth's Magnetic Field
October 21, 2011 — Earth's magnetic field has reversed many times at an irregular rate throughout its history. Long periods without reversal have been interspersed with eras of frequent reversals. What is the reason ... > full story -
New Study Shows No Simultaneous Warming of Northern and Southern Hemispheres as a Result of Climate Change for 20,000 Years
October 21, 2011 — A common argument against global warming is that the climate has always varied. Temperatures rise sometimes and this is perfectly natural is the usual line. However, a climate researcher has now ... > full story -
Near-Earth Object Impacts
Asteroids, Comets and Meteors
Natural Disasters
Earth Science
Earthquakes
Geology
Fallout of a Giant Meteorite Strike Revealed in New Model
October 19, 2011 — Seeking to better understand the level of death and destruction that would result from a large meteorite striking Earth, researchers have developed a new model that can not only more accurately ... > full story -
Fiery Volcano Offers Geologic Glimpse Into Land That Time Forgot
October 19, 2011 — The first scientists to witness exploding rock and molten lava from a deep sea volcano, seen during a 2009 expedition, report that the eruption was near a tear in Earth's crust that is mimicking the ... > full story -
NASA, Japan Release Improved Topographic Map of Earth
October 19, 2011 — NASA and Japan released a significantly improved version of the most complete digital topographic map of Earth on Oct. 17, produced with detailed measurements from NASA's Terra spacecraft. The map, ... > full story -
Asteroids, Comets and Meteors
Near-Earth Object Impacts
Volcanoes
Natural Disasters
Earth Science
Geology
CSI-Style Investigation of Meteorite Hits on Earth
October 18, 2011 — Volcanologists have forensically reconstructed the impact of a meteorite on Earth and how debris was hurled from the crater to devastate the surrounding ... > full story -
Earthquakes Generate Big Heat in Super-Small Areas
October 13, 2011 — In experiments mimicking the speed of earthquakes, geophysicists detail a phenomenon known as flash heating. They report that because fault surfaces touch only at microscopic, scattered spots, these ... > full story
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