Sea level

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Mean sea level (MSL) is the average (mean) height of the sea, with reference to a suitable reference surface. Defining the reference level', however, involves complex measurement, and accurately determining MSL can prove difficult.

For more information about Sea level, read the full article at Wikipedia.
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News tagged with sea level

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More than 18 million cubic metres of sand are set to be poured onto the new coastal band of dunes until 2011

Dutch build more dunes against rising seas

Space & Earth / Environment

created Nov 20, 2009 | popularity 4.3 / 5 (6) | comments 0

On the beach at Monster, bulldozers painstakingly turn sand dredged from the bottom of the North Sea bed into dunes in an ambitious effort to safeguard the Netherlands from flooding.


Mysteriously warm times in Antarctica

Mysteriously warm times in Antarctica

Space & Earth / Earth Sciences

created Nov 18, 2009 | popularity 4.2 / 5 (21) | comments 28

(PhysOrg.com) -- A new study of Antarctica's past climate reveals that temperatures during the warm periods between ice ages (interglacials) may have been higher than previously thought. The latest analysis ...


Hawaii's famed white sandy beaches are shrinking (AP)

Hawaii's famed white sandy beaches are shrinking

Space & Earth / Environment

created Nov 15, 2009 | popularity 5 / 5 (1) | comments 1

(AP) -- Jenn Boneza remembers when the white sandy beach near the boat ramp in her hometown was wide enough for people to build sand castles.


El Nino Picking Up Steam

El Nino Picking Up Steam

Space & Earth / Earth Sciences

created Nov 13, 2009 | popularity 4.6 / 5 (5) | comments 1

(PhysOrg.com) -- The latest image from the U.S./French Jason-2 satellite finds a strong wave of warm water heading toward the Americas, fueling El Nino.


Greenland ice cap melting faster than ever

Greenland ice cap melting faster than ever

Space & Earth / Earth Sciences

created Nov 12, 2009 | popularity 3.6 / 5 (32) | comments 24

Satellite observations and a state-of-the art regional atmospheric model have independently confirmed that the Greenland ice sheet is loosing mass at an accelerating rate, reports a new study in Science.


How much water does the ocean have?

Space & Earth / Earth Sciences

created Nov 12, 2009 | popularity 4.7 / 5 (3) | comments 0

The calculation of variations in the sea level is relatively simple. It is by far more complicated to then determine the change in the water mass. A team of geodesists and oceanographers from the University of Bonn, as well ...


California's Ancient Kelp Forest

Biology / Ecology

created Nov 10, 2009 | popularity 4.8 / 5 (4) | comments 0

(PhysOrg.com) -- The kelp forests off southern California are considered to be some of the most diverse and productive ecosystems on the planet, yet a new study indicates that today's kelp beds are less extensive and lush ...


North Carolina Sea Levels Rising Three Times Faster Than in Previous 500 Years, Study Says

Space & Earth / Earth Sciences

created Oct 28, 2009 | popularity 2.5 / 5 (10) | comments 1

PHILADELPHIA -- An international team of environmental scientists led by the University of Pennsylvania has shown that sea-level rise, at least in North Carolina, is accelerating. Researchers found 20th-century sea-level ...


NASA Mission to Study the Moon's Fragile Atmosphere

LADEE Mission to Study the Moon's Fragile Atmosphere

Space & Earth / Space Exploration

created Oct 26, 2009 | popularity 3.7 / 5 (3) | comments 1

Right now, the Moon is a ghost town. Nothing stirs. Here and there, an abandoned Apollo rover — or the dusty base of a lunar lander — linger as silent testimony to past human activity. But these days, only ...


Seafloor Fossils Provide Clues on Climate Change

Seafloor Fossils Provide Clues on Climate Change

Space & Earth / Earth Sciences

created Oct 22, 2009 | popularity 4 / 5 (6) | comments 1

Deep under the sea, a fossil the size of a sand grain is nestled among a billion of its closest dead relatives. Known as foraminifera, these complex little shells of calcium carbonate can tell you the sea ...


Diverting Sediment-rich Water Below New Orleans Could Lead to Extensive New Land

Diverting Sediment-rich Water Below New Orleans Could Lead to Extensive New Land

Space & Earth / Environment

created Oct 20, 2009 | popularity 4.5 / 5 (2) | comments 0

(PhysOrg.com) -- Diverting sediment-rich water from the Mississippi River below New Orleans could generate new land in the river's delta in the next century.


Antarctic glacier

West Antarctic ice sheet may not be losing ice as fast as once thought

Space & Earth / Earth Sciences

created Oct 19, 2009 | popularity 4.1 / 5 (10) | comments 4

New ground measurements made by the West Antarctic GPS Network (WAGN) project, composed of researchers from The University of Texas at Austin, The Ohio State University, and The University of Memphis, suggest ...


Study predicts seabed response to climate change

Study predicts Australian seabed response to climate change

Space & Earth / Earth Sciences

created Oct 15, 2009 | popularity 1 / 5 (3) | comments 0

(PhysOrg.com) -- CSIRO scientists have produced the first preliminary predictions of the potential impact of climate change on the Australian seabed.


Rising sea levels are increasing the risk of flooding along the south coast of England

Rising sea levels are increasing the risk of flooding along the south coast of England

Space & Earth / Earth Sciences

created Oct 09, 2009 | popularity 2.8 / 5 (11) | comments 3

A new study by researchers at the University of Southampton has found that sea levels have been rising across the south coast of England over the past century, substantially increasing the risk of flooding ...


NASA flies to Antarctica for largest airborne polar ice survey

Space & Earth / Earth Sciences

created Oct 08, 2009 | popularity 5 / 5 (2) | comments 0

NASA begins a series of flights Oct. 15 to study changes to Antarctica's sea ice, glaciers and ice sheets. The flights are part of Operation Ice Bridge, a six-year campaign that is the largest airborne survey ever made of ...