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Geotimes
March 2007
Nicole Branan |
Volcanic Signatures Reveal Climate Clues Besides providing a new tool to look at the climate impact of past volcanic eruptions, a new study also brings atmospheric scientists a step closer to unraveling the chemistry that sulfur aerosols undergo while they are in the stratosphere, which could help improve climate models.   |
Chemistry World
March 11, 2014
Tim Wogan |
Dinosaur mass extinction may have been triggered by acid rain Most scientists accept the principal cause of the Cretaceous -- Tertiary mass extinction was a 10km asteroid hitting the Yucatan peninsula, but the precise mechanism by which this caused the extinction remains controversial. |
Geotimes
October 2005
Naomi Lubick |
Ozone Link to Permian Extinction New research on how ozone affects plants and their reproduction may be the key to figuring out what happened to trigger Earth's largest extinction event, which occurred around 250 million years ago. |
Geotimes
April 2004
Ewert & Harpel |
In Harm's Way: Population and Volcanic Risk Knowing the number of people potentially at risk from volcanic activity allows non-volcanologists and emergency managers to gauge the potential adverse impact of volcanic unrest and plan accordingly. |
Geotimes
October 2004
Sever, Pratt & Libick |
Mount St. Helens Activity Updates Updates on Mt. St. Helens activity from October 1 to October 14. |
Geotimes
October 2004
Megan Sever |
Mount St. Helens Alert Level Lowered On Wednesday morning, the U.S. Geological Survey lowered the alert level for Mount St. Helens in Washington from a Level 3 Volcano Alert to a Level 2 Volcano Advisory. |
Geotimes
June 2004
Megan Sever |
Hazards Roundup: Iran and Kilauea In the past week, Earth has shaken with more than 50 earthquakes and nearly 20 volcanic eruptions. Nature's forces are at work around us. |
Geotimes
November 2007
Feldman & Tilling |
Danger Lurks Deep: The Human Impact of Volcanoes Volcanic eruptions occur infrequently, yet have the potential to unleash some of the most destructive forces on Earth. |
Wired
July 2003
Gregg Easterbrook |
We're All Gonna Die! But it won't be from germ warfare, runaway nanobots, or shifting magnetic poles. A skeptical guide to Doomsday. |
Geotimes
November 2004 |
Mount St. Helens Erupts in Activity Although earthquake activity leveled off early in October, scientists warn that eruptions of steam and ash are still likely in the coming weeks. |
Geotimes
July 2007
Carolyn Gramling |
X-ray Eyes in the Sky Scientists are working on the next generation of low-orbiting satellites that they hope will see far past the Earth's surface and into its interior, to better understand the structure and composition of Earth's crust, mantle and core. |
Geotimes
April 2005
Megan Sever |
Vesuvius' Next Eruption Volcanologists are reconstructing the volcano's past to better predict just what might happen when it blows its top again. |
Chemistry World
December 2, 2013
Ian Randall |
Mass extinction the result of acid rain and ozone loss Widespread rain as acidic as lemon juice and the destruction of as much as 65% of the ozone layer may have played a major role in the largest mass extinction in the fossil record. |
Geotimes
October 2004
Pratt & Lubick |
Mount St. Helens Could Erupt in Days to Months In the next few days to a month, there's a 70 percent chance that a small to moderate eruption event will happen at Mount St. Helens, site of the violent and deadly eruption of May 18, 1980. |
Geotimes
June 2007
Kathryn Hansen |
So, When Did Earth Become Attractive? Ever since Earth's protective field was discovered in 1958, scientists have been wondering when did the planet grow up and become attractive? |
Geotimes
July 2006
Kathryn Hansen |
Ship Logs Record Earth's Magnetism New information gleaned from old ships' logs is now leading to a better understanding of the magnetic field's past strength, which is turning out to be more erratic than some scientists previously thought. |
Geotimes
January 2006
Naomi Lubick |
Volcanoes Slow Sea-Level Rise Researchers find that very large volcanic eruptions affect not only global climate, but also how sea level changes on decadal scales, which could explain previously observed fluctuations in sea-level records. |
Geotimes
January 2004
Sara Pratt |
Geophenomena The devastating fires that ravaged Southern California this fall present an unprecedented research opportunity for geoscientists... The role of steam in lava flows thousands of meters beneath the ocean surface... |
Geotimes
February 2004
Sara Pratt |
Volcanic forcing of El Ninos Research has begun to connect large volcanic eruptions with the onset of an El Nino. Now, climatologist Julian B. Adams of the University of Virginia and colleagues report in the Nov. 20 Nature that the events are likely linked in certain cases. |
High on Adventure
April 2008
Vicki Andersen |
Creation of the cascade mountains The 700-mile stretch of playground known as the Cascade Mountain range is comprised of more than a dozen major peaks. |
| AskMen.com |
Don't Be A Hero Philippine troops on Monday pressed the last 3,000 villagers who have refused to heed government warnings to leave the danger zone around a volcano that experts say is ready to erupt. |
