Wednesday, August 12, 2009

Geology.com | Headline News - August 12, 2009

Meteorites on Mars

Posted: 12 Aug 2009 01:22 AM PDT

Photos of meteorites found by NASA’s Mars Exploration Rover Opportunity and Spirit. These robots have found about 1/2 ton of meteorites in their travels in the short time that they have been driving around Mars.

The Natural Gas Glut

Posted: 11 Aug 2009 10:53 PM PDT

Natural gas producers have developed such a large production capacity and a deep resource base that the market now has an enormous overhang or natural gas that could take years to work off.

Horn River Basin Shale Gas

Posted: 11 Aug 2009 10:45 PM PDT

An article in the Fort Worth Star-Telegram reports that the Horn River Basin in northeastern British Columbia is turning out to be one of the largest shale gas plays in North America.

Lots of Landslides Last Week

Posted: 11 Aug 2009 10:27 PM PDT

Dave’s Landslide Blog has a summary of landslides that occurred last week. A rockfall in New Zealand, landslides in China, the Philippines, India and Taiwan, plus a lahar in the Philippines.

New Zealand Landslides Triggered by Earthquake

Posted: 11 Aug 2009 07:36 PM PDT

Dave Petley points to an earthquake in New Zealand that triggered a large number of landslides. A map of earthquake intensity and landslide incidence shows a strong correlation.

Purifying Water while Creating Electricity

Posted: 11 Aug 2009 06:55 PM PDT

A new method is being developed to treat wastewater while generating electricity and desalinating salty water at the same time. Scientists are working to make the process more efficient.

T. Rex Hunted Weak Prey

Posted: 11 Aug 2009 06:50 PM PDT

When many people think of the Tyrannosaurus Rex, they imagine a vicious predator attacking a large Brontosaurus or Triceratops. As it turns out, T. Rex may have been more apt to pursue weaker prey, like juvenile dinosaurs and smaller species.

Understanding Extreme Ocean Waves

Posted: 11 Aug 2009 06:40 PM PDT

Large waves can suddenly rise from the ocean, without warning or obvious reason. An SFSU professor has created a simulation that may help people better understand these extreme “freak” waves.

Aftermath of Typhoon Morakot

Posted: 11 Aug 2009 06:35 PM PDT

Over 60 Taiwanese people are dead and possibly hundreds are missing in the aftermath of Typhoon Morakot. The storm flooded the island with more than 2 meters (83 inches) of rain, causing massive mudslides. This article links to some videos with footage from Taiwan and China.

How to Observe a Meteor Shower

Posted: 11 Aug 2009 05:35 PM PDT

Find a place with a clear view of the entire sky. Dark areas well away from any city lights are best. Avoid places where vehicle headlights will momentarily dazzle you…. more…