Earth Sciences

Earth Sciences

Biggest breach of Earth's solar storm shield discovered

“The discovery overturns a long-standing belief about how and when most of the solar particles penetrate Earth's magnetic field, and could be used to predict…

Earth Sciences

Alaska Volcano Eruptions Keep Scientists on Their Toes

Scientists from AVO and the Geophysical Institute at the University of Alaska Fairbanks will share details of their research on North Pacific volcanoes,…

Earth Sciences

Greenland's Glaciers Losing Ice Faster This Year than Last

Researchers watching the loss of ice flowing out from the giant island of Greenland say that the amount of ice lost this summer is nearly three times what was…

Earth Sciences

Antarctic Bedrock Moves as Ice Melts: Insights for Sea Level Rise

The finding will give much needed perspective to satellite instruments that measure ice loss on the continent, and help improve estimates of future sea level…

Earth Sciences

Exploring Super-Earths: The Search for Alien Life

Cold “Super-Earths” — giant, “snowball” planets that astronomers have spied on the outskirts of faraway solar systems — could potentially support some kind…

Earth Sciences

Ancient Magma Superplumes: Shaping Continents Over Millennia

The two superplumes, one beneath Hawaii and the other beneath Africa, have likely existed for at least 200 million years, explained Wendy Panero, assistant…

Earth Sciences

Hurricane Protection System in New Orleans 'A System in Name Only'

The failure of the New Orleans' levees after Hurricane Katrina struck the coastal city in 2005 is now labeled “the worst engineering disaster of the United…

Earth Sciences

New Prehistoric Giants Discovered in Sahara Desert

They have unearthed not one but two possible new species of extinct animals. Their success marks one of the most exciting discoveries to come out of Africa for…

Earth Sciences

Tiny Magnetic Crystals in Bacteria: Nature’s Built-In Compass

Researchers say their study, published in the Journal of the Royal Society Interface, could provide fresh clues to explain biomagnetism – a phenomenon in which…

Earth Sciences

Global Warming’s Impact on Upper Atmospheric Transport

Most atmospheric models predict that the rate of transport of air from the troposphere to the above lying stratosphere should be increasing due to climate…

Earth Sciences

‘Webcam’ from Space – Envisat observing Wilkins Ice Shelf

The Wilkins Ice Shelf, a broad plate of floating ice off the coast of the Antarctic Peninsula, has undergone many changes in 2008. Due to the warming in the…

Earth Sciences

Exploring Vendee Globe Route: Insights from CLS Radar Tech

CLS, a subsidiary of the French Space Agency (CNES), acting through its new radar applications division (formerly the BOOST Technologies Company), is using the…

Earth Sciences

Earth’s Average Temperature Rises 0.4°C Over 30 Years

Globally, Earth's atmosphere warmed an average of about 0.4 C (or about 0.72 degrees Fahrenheit) in 30 years, according to data collected by sensors aboard…

Earth Sciences

2004 Indian Ocean Quake Triggered San Andreas Fault Activity

In the last few years there has been a growing number of documented cases in which large earthquakes set off unfelt tremors in earthquake faults hundreds,…

Earth Sciences

Princeton Team Uncovers Key Ingredient for Rainforest Health

Until now, scientists had thought that phosphorus was the key element supporting the prodigious expansion of rainforests, according to Lars Hedin, a professor…

Earth Sciences

Dutch Research on Fair-Weather Clouds Enhances Climate Predictions

The Delft researcher Thijs Heus has tackled this issue with a combination of detailed computer simulations and airplane measurements. He charted data including…

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