Earth Sciences

Earth Sciences

Climate Change and the Fall of the Ancient Indus Civilization

Once extending more than 1 million square kilometers across the plains of the Indus River from the Arabian Sea to the Ganges, over what is now Pakistan,…

Earth Sciences

Linking crystal growth to volcano seismicity

How processes below a volcano are linked to seismic signals at the surface is described by scientists from the petrology group of the Ruhr-Universität Bochum…

Earth Sciences

New Model of Geological Strata May Aid Oil Extraction, Water Recovery and Earth History Studies

A Sandia modeling study contradicts a long-held belief of geologists that pore sizes and chemical compositions are uniform throughout a given strata, which are…

Earth Sciences

NASA Satellites Track Hurricane Bud’s Development

The Moderate Resolution Imaging Spectroradiometer (MODIS) instrument onboard NASA's Aqua satellite captured a visible image of Hurricane Bud off the…

Earth Sciences

NASA's TRMM satellite sees some heavy rainfall in Typhoon Sanvu

The TRMM satellite measured the rainfall from Typhoon Sanvu on May 24, 2012.TRMM's Microwave Imager (TMI) and Precipitation Radar (PR) data shows that Sanvu's…

Earth Sciences

LiDAR Technology Uncovers Faults Near Lake Tahoe

Using a new high-resolution imaging technology, known as bare-earth airborne LiDAR (Light Detection And Ranging), combined with field observations and modern…

Earth Sciences

New Satellite Movie Tracks Post-Tropical Storm Alberto

The last advisory on Alberto from the National Hurricane Center was posted on May 22, at 11 a.m. EDT. At that time, Alberto was a post-tropical storm with…

Earth Sciences

NASA Monitors Intensifying Tropical Storm Sanvu’s Impact

NASA's Tropical Rainfall Measuring Mission (TRMM) satellite has scanned rainfall rates, and NASA's Aqua satellite has provided a look at cloud temperatures…

Earth Sciences

NASA's TRMM satellite sees heavy rainfall in Tropical Storm Bud

The TRMM satellite had an excellent view of tropical storm Bud on May 22, 2012 at 2243 UTC 6:43 p.m. EDT/2:43 p.m. PDT). TRMM's Microwave Imager (TMI) and…

Earth Sciences

NASA Monitors Alberto’s Transition to Tropical Depression

As of 5 a.m. EDT on May 22, Alberto's maximum sustained winds were near 35 mph (55 kph) but he is expected to weaken in 24 hours. Alberto was centered about…

Earth Sciences

NASA satellite sees Tropical Storm Sanvu pass Guam, strengthen

On May 22 at 0900 UTC (5 a.m. EDT), Tropical Storm Sanvu was more than 100 miles west-northwest of Andersen Air Force Base, Guam, and still over 600 nautical…

Earth Sciences

NASA Sees Eastern Pacific's Second Tropical Storm Form

On May 21, NASA satellites were monitoring Tropical Depression 02E in the eastern Pacific Ocean, and 24 hours later it strengthened into the second tropical…

Earth Sciences

Global Temperature Report: April 2012

April temperatures (preliminary)Global composite temp.: +0.30 C (about 0.54 degrees Fahrenheit) above 30-year average for April.Northern Hemisphere: +0.41 C…

Earth Sciences

Envisat Captures Nea Kameni Volcano Movements in Santorini

Santorini is a picturesque Greek island in the south Aegean Sea and the most active volcanic centre in the South Aegean Volcanic Arc. The island is the site of…

Earth Sciences

NASA sees a 'hot tower' in newborn eastern Pacific Tropical Depression 2E

A “hot tower” is a rain cloud that reaches at least to the top of the troposphere, the lowest layer of the atmosphere. It extends approximately nine miles…

Earth Sciences

NASA sees Tropical Depression 03W's 'hot tower' on approach to Guam

“Hot Tower” rain clouds within a tropical cyclone indicate that the storm is going to intensify, and that's what NASA's TRMM satellite spotted in newborn…

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