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Space & Earth science / Earth Sciences news 1234

New analysis of earthquake zone raises questions

August 26, 2008 | User rating: 4.3 / 5 after 8 vote(s) | No comments yet

Oregon State University scientists have completed a new analysis of an earthquake fault line that extends some 200 miles off the southern and central Oregon coast that they say is more active than the San Andreas Fault in ...


Undersea 'black smokers' found off Arctic: Swiss scientists

August 04, 2008 | User rating: 4.2 / 5 after 23 vote(s) | User comments: 3

Jets of searingly hot water spewing up from the ocean floor have been discovered in a far-northern zone of the Arctic Ocean, Swiss-based scientists announced Monday.


Oceans on the precipice: scientist warns of mass extinctions and 'rise of slime'

August 13, 2008 | User rating: 4.2 / 5 after 23 vote(s) | User comments: 8

Human activities are cumulatively driving the health of the world's oceans down a rapid spiral, and only prompt and wholesale changes will slow or perhaps ultimately reverse the catastrophic problems they ...


Soils Limited in Storing Carbon and Mitigating Global Warming, Studies Find

August 18, 2008 | User rating: 4.2 / 5 after 6 vote(s) | No comments yet

(PhysOrg.com) -- Soils, long known to be potential natural "sinks" or storehouses for carbon, are limited in just how much carbon they can stash away, according to two recent studies by researchers at UC Davis; University ...


Timing is everything: How vulnerable to flooding is New York City?

July 31, 2008 | User rating: 4 / 5 after 6 vote(s) | No comments yet

A report just released in the most recent issue of the Bulletin of the American Meteorological Society offers hope that a new high-resolution storm surge modeling system developed by scientists at Stony Brook University ...


Patagonian glacier yields clues for improved understanding of global climate change

August 04, 2008 | User rating: 4 / 5 after 12 vote(s) | No comments yet

Although ice cores obtained from Antarctica have now provided more than 800 000 years’ worth of climate records, analysis of them alone is insufficient for understanding the history of climatic interactions between the diverse ...


X-rays use diamonds as a window to the center of the Earth

August 12, 2008 | User rating: 4 / 5 after 14 vote(s) | User comments: 1

Diamonds from Brazil have provided the answers to a question that Earth scientists have been trying to understand for many years: how is oceanic crust that has been subducted deep into the Earth recycled back into volcanic ...


Research supports suggestions that global warming will do little to change hurricane activity

August 12, 2008 | User rating: 4 / 5 after 6 vote(s) | No comments yet

In a study published in the July 2008 issue of Geophysical Research Letters, Drs. David S. Nolan and Eric D. Rappin from the University of Miami's Rosenstiel School of Marine and Atmospheric Science ...


Russian subs explore world's deepest lake (Update)

July 29, 2008 | User rating: 4 / 5 after 20 vote(s) | User comments: 5

Two Russian mini-submarines on Tuesday dove to the bottom of the world's deepest lake to draw attention to its fragile environment but failed in a record-setting attempt, organisers said.


Antarctic climate: Short-term spikes, long-term warming linked to tropical Pacific

August 12, 2008 | User rating: 3.9 / 5 after 9 vote(s) | No comments yet

Dramatic year-to-year temperature swings and a century-long warming trend across West Antarctica are linked to conditions in the tropical Pacific Ocean, according to a new analysis of ice cores conducted by scientists at ...


Greenland ice core reveals history of pollution in the Arctic

August 19, 2008 | User rating: 3.8 / 5 after 13 vote(s) | User comments: 1

New research, reported this week in the online early edition of the Proceedings of the National Academy of Sciences, finds that coal burning, primarily in North America and Europe, contaminated the ...


2007 Hurricane Forecasts Took Blow from Winds and Saharan Dry, Dusty Air

August 18, 2008 | User rating: 3.7 / 5 after 9 vote(s) | User comments: 5

(PhysOrg.com) -- A new analysis of environmental conditions over the Atlantic Ocean shows that hot, dry air associated with dust outbreaks from the Sahara desert was a likely contributor to the quieter-than-expected ...


Why is Greenland covered in ice?

10 hours ago | User rating: 3.7 / 5 after 24 vote(s) | User comments: 3

There have been many reports in the media about the effects of global warming on the Greenland ice-sheet, but there is still great uncertainty as to why there is an ice-sheet there at all.


Mother Earth naked -- a modern masterpiece

July 31, 2008 | User rating: 3.6 / 5 after 16 vote(s) | No comments yet

Have you ever wondered what our world would look like stripped bare of all plants, soils, water and man-made structures? Well wonder no longer; images of the Earth as never seen before have been unveiled in what is the world's ...


New climate record shows century-long droughts in eastern North America

August 19, 2008 | User rating: 3.5 / 5 after 17 vote(s) | User comments: 5

A stalagmite in a West Virginia cave has yielded the most detailed geological record to date on climate cycles in eastern North America over the past 7,000 years. The new study confirms that during periods ...


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