geologyMcAfee SECURE sites help keep you safe from identity theft, credit card fraud, spyware, spam, viruses and online scams

Geology News
Earth Science Current Events


Measuring the Size of Explosive Volcanic Eruptions
March 4, 2013 | Geology.com

You have probably heard of the Richter Scale for measuring earthquakes, the Saffir-Simpson Scale for hurricanes and the Fujita Scale for tornadoes. The Volcanic Explosivity Index is used to compare the size of explosive volcanic eruptions.


  Related Stories

The Utah Supervolcano
December 15, 2013 | Brigham Young University
"Brigham Young University geologists found evidence of some of the largest volcanic eruptions in earth’s history right in their own backyard. These supervolcanoes aren’t active today, but 30 million years ago more than 5,500 cubic kilometers of magma erupted during a one-week period near a place called Wah Wah Springs." Quoted from the Brigham Young University press release. Related: Volcanic Explosivity Index

Most Popular April 16 to April 30
May 1, 2013 | Geology.com
Diamonds Do Not Form From Coal The Falling Gold Price What is a Maar? Monitoring the Fire Below Yellowstone Capturing an Asteroid Giant Snails Invade Florida Bingham Canyon Mine Landslide Measuring the Size of Explosive Volcanic Eruptions

Explosive Magma Can Lurk for 100000 Years
September 12, 2013 | University of Washington
"Reservoirs of silica-rich magma -- the kind that causes the most explosive volcanic eruptions -- can persist in the Earth's upper crust for hundreds of thousands of years without triggering an eruption, according to new University of Washington research."


We are constantly looking for interesting items related to geology and general science. When we find something interesting we share it here. Bookmark this page and visit often. You can also receive our news for free by RSS feed or email. We publish updates three or four days per week.





© 2005-2013 Geology.com. All Rights Reserved.
Images, code and content of this website are property of Geology.com. Use without permission is prohibited. Pages on this site are protected by Copyscape.