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Space & Earth science / Earth Sciences news 1234

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 ...


Snapshot of past climate reveals no ice in Antarctica millions of years ago

July 28, 2008 | User rating: 4.4 / 5 after 37 vote(s) | User comments: 13

A snapshot of New Zealand's climate 40 million years ago reveals a greenhouse Earth, with warmer seas and little or no ice in Antarctica, according to research published this week in the journal Geology.


Earthquakes may endanger New York more than formerly believed

August 22, 2008 | User rating: 4.3 / 5 after 20 vote(s) | User comments: 2

A study by a group of prominent seismologists suggests that a pattern of subtle but active faults makes the risk of earthquakes to the New York City area substantially greater than formerly believed. Among ...


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.


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 ...


Isthmus of Panama formed as result of plate tectonics

July 30, 2008 | User rating: 4.5 / 5 after 22 vote(s) | User comments: 2

Contrary to previous evidence, a new University of Florida study shows the Isthmus of Panama was most likely formed by a Central American Peninsula colliding slowly with the South American continent through tectonic plate ...


New insights into centre of the Earth

August 15, 2008 | User rating: 4.3 / 5 after 29 vote(s) | User comments: 2

A new observation of the very deepest part of the Earth, the solid inner core, has been reported this week in Nature. The team from the University of Bristol also observed intriguing evidence of a ‘texture’ ...


Forward step in forecasting global warming

August 07, 2008 | User rating: 3 / 5 after 31 vote(s) | User comments: 15

Arizona State University researchers have made a breakthrough in understanding the effect on climate change of a key component of urban pollution. The discovery could lead to more accurate forecasting of possible global-warming ...


NASA data show some African drought linked to warmer Indian Ocean

August 05, 2008 | User rating: 2.6 / 5 after 15 vote(s) | User comments: 7

A new study, co-funded by NASA, has identified a link between a warming Indian Ocean and less rainfall in eastern and southern Africa. Computer models and observations show a decline in rainfall, with implications ...


Boston Hurricane Frequency Over Last Millennium Linked To Ocean Surface Temperatures

August 01, 2008 | User rating: 3 / 5 after 15 vote(s) | User comments: 2

(PhysOrg.com) -- The frequency of hurricanes striking the Boston area has varied widely over the last millennium, with periods of lowest activity corresponding to cooler surface temperatures in the tropical North Atlantic ...


Satellite images show continued breakup of 2 of Greenland's largest glaciers

August 21, 2008 | User rating: 3.2 / 5 after 20 vote(s) | User comments: 29

Researchers monitoring daily satellite images here of Greenland's glaciers have discovered break-ups at two of the largest glaciers in the last month. They expect that part of the Northern hemisphere's longest ...


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 ...


Study Improves Ability to Predict Aerosols' Effect on Cloud Cover

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

(PhysOrg.com) -- Using a novel theoretical approach, researchers from NASA and other institutions have identified the common thread that determines how aerosols from human activity, like the particles from ...


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 ...


North Pole could lose summer ice

August 11, 2008 | User rating: 3.2 / 5 after 23 vote(s) | User comments: 4

(PhysOrg.com) -- While the summer of 2007 saw record low sea-ice coverage of the Arctic Ocean, a six-year study of the Arctic's sea ice has confirmed its ongoing, massive shrinking and drastic thinning.


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