Prakash kumar

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Sea Level Is Rising Along US Atlantic Coast, Say Environmental Scientists

Prakash kumar posted an article on - Dec 12, 2009, 2:42 am
An international team of environmental scientists led by the University of Pennsylvania has shown that sea-level rise along the Atlantic Coast of the United States was 2 millimeters faster in the... ...
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Pitch of Blue Whale Songs Is Declining Around the World, Scientists Discover

Prakash kumar posted an article on - Dec 11, 2009, 12:44 am
The sound level of songs blue whales sing across the vast expanses of the ocean to attract potential mates has been steadily creeping downward for the past few decades, and a scientist at Scripps... ...
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Asian carp raises fear and loathing on Great Lakes

Prakash kumar posted an article on - Dec 11, 2009, 12:42 am
After nearly four decades as a fishing guide on the Great Lakes, Pat Chrysler has seen enough damage from invasive species to fear what giant, ravenous Asian carp could do to the nation's largest....
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Sea Level Could Rise from 0.75 to 1.9 Meters This Century

Prakash kumar posted an article on - Dec 9, 2009, 5:44 am
A new scientific study warns that sea level could rise much faster than previously expected. By the year 2100, global sea level could rise between 75 and 190 centimetres, according to a paper... ...
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How Dinoflagellates Protect Themselves During Photosynthesis

Prakash kumar posted an article on - Dec 9, 2009, 5:43 am
During photosynthesis at high light intensities dangerous oxygen radicals can form inside cells. Dinoflagellates have a unique light-harvesting complex (antenna) which can divert superfluous energy......
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How Arctic Food Webs Affect Mercury in Polar Bears

Prakash kumar posted an article on - Dec 8, 2009, 10:39 pm
With growing concerns about the effects of global warming on polar bears, it's increasingly important to understand how other environmental threats, such as mercury pollution, are affecting these....
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PELICAN ISLAND NATIONAL WILDLIFE REFUGE, FL

Prakash kumar posted an article on - Dec 8, 2009, 10:35 pm
Secretary of the Interior Ken Salazar today highlighted the growing threat of climate change to the National Wildlife Refuge System and the vital habitat it conserves during a visit to the country'...
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Record number of turtles strand on beaches

Prakash kumar posted an article on - Dec 8, 2009, 10:32 pm
A total of 24 cold-stunned rare and endangered sea turtles were rescued off Cape Cod Bay beaches between Sunday afternoon and early this morning, one of the largest single-day totals ever, according.....
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Marine Reserves Can Be An Effective Tool For Managing Fisheries

Prakash kumar posted an article on - Dec 8, 2009, 1:00 am
Studies conducted in California and elsewhere provide support for the use of marine reserves as a tool for managing fisheries and protecting marine habitats, according to biologists at the University....
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Samoan Tsunami wave was 46 feet high

Prakash kumar posted an article on - Dec 7, 2009, 5:20 am
The tsunami that killed more than 200 people in the Samoan islands and Tonga earlier this year towered up to 46 feet (14 meters) high - more then twice as tall as most of the buildings it slammed... ...
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Galapagos Islands are transformed

Prakash kumar posted an article on - Dec 7, 2009, 5:16 am
The Galapagos archipelago has already been transformed by global climate changes and human activity, a report has concluded.A series of events, including the 1982 El Nino, overfishing and the... ...
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Discovery of the Jekyll-and-Hyde Factors in 'Coral Bleaching'

Prakash kumar posted an article on - Dec 7, 2009, 5:13 am
Scientists are reporting the first identification of substances involved in the Jekyll-and-Hyde transformation that changes harmless marine bacteria into killers that cause "coral bleaching." Their...
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Hawaiian Hot Spot Has Deep Roots

Prakash kumar posted an article on - Dec 7, 2009, 5:11 am
Hawaii may be paradise for vacationers, but for geologists it has long been a puzzle. Plate tectonic theory readily explains the existence of volcanoes at boundaries where plates split apart or... ...
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Fish With Attitude: Some Like It Hot

Prakash kumar posted an article on - Dec 4, 2009, 5:15 am
Coral reef fish can undergo a personality change in warmer water, according to an intriguing new study suggesting that climate change may make some species more aggressive.Experiments with two... ...
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Marine Life Collected to Inventory DNA Sequence of All Pacific Island's Living Species

Prakash kumar posted an article on - Dec 3, 2009, 10:39 pm
University of Florida researchers are collecting marine invertebrates on the French Polynesian island of Moorea as part of a massive effort to inventory the DNA sequence of every living species... ...
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Bangladesh to lose most marine fish

Prakash kumar posted an article on - Dec 2, 2009, 10:16 pm
Bangladesh is poised to lose most of its marine fish populations as a result of climate change, dealing a big blow to thousands of people dependent on fishing in the sea, according to experts.... ...
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Fears mount over giant carp reaching Great Lakes

Prakash kumar posted an article on - Dec 2, 2009, 10:11 pm
Fears that giant, voracious species of carp will get into the Great Lakes and wipe out other fish have led to rising demands that the government close the waterway connecting the lakes to the... ...
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King Crab Family Bigger Than Ever

Prakash kumar posted an article on - Dec 2, 2009, 10:07 pm
Sally Hall, a PhD student at the University of Southampton's School of Ocean and Earth Science (SOES) at the National Oceanography Centre, Southampton (NOCS) has formally described four new specie...
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New Forensic Technique Gives Clues About Sharks from Bite Damage

Prakash kumar posted an article on - Dec 2, 2009, 5:22 am
Hit-and-run attacks by sharks can be solved with a new technique that identifies the culprits by the unique chomp they put on their victims, according to a University of Florida researcher and shark.....
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In Carbon Dioxide-Rich Environment, Some Ocean Dwellers Increase Shell Production

Prakash kumar posted an article on - Dec 2, 2009, 4:34 am
In a striking finding that raises new questions about carbon dioxide's (CO2) impact on marine life, Woods Hole Oceanographic Institution (WHOI) scientists report that some shell-building creatures...
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First Comprehensive Review of the State of Antarctica's Climate

Prakash kumar posted an article on - Dec 1, 2009, 11:09 pm
The first comprehensive review of the state of Antarctica's climate and its relationship to the global climate system is published Dec. 1, 2009 by the Scientific Committee on Antarctic Research......
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Marine Aquaculture Could Feed Growing World Population

Prakash kumar posted an article on - Dec 1, 2009, 11:07 pm
Marine aquaculture could play a large role in feeding humanity in the coming decades, although substantial changes will be needed to reduce its reliance on terrestrial agriculture and other external.....
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Trying to crack an ocean mystery: What caused killer algal blooms?

Prakash kumar posted an article on - Dec 1, 2009, 11:04 pm
Mary Sue Brancato, a marine biologist with the Olympic Coast National Marine Sanctuary, checks the tags on dead seabirds caught in the algal bloom that were found on Hobuck Beach on the Makah... ...
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Sea Stars Bulk Up to Beat the Heat

Prakash kumar posted an article on - Nov 24, 2009, 10:20 pm
A new study finds that a species of sea star stays cool using a strategy never before seen in the animal kingdom. The sea stars soak up cold sea water into their bodies during high tide as buffer... ...
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Deep-Sea World Beyond Sunlight: Explorers Census 17,650 Ocean Species on Edge of Black Abyss

Prakash kumar posted an article on - Nov 23, 2009, 10:17 pm
Census of Marine Life scientists have inventoried an astonishing abundance, diversity and distribution of deep sea species that have never known sunlight -- creatures that somehow manage a living in.....
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Thousands of Strange Sea Creatures Discovered

Prakash kumar posted an article on - Nov 22, 2009, 10:30 pm
The deep sea is teeming with thousands of species that have never known sunlight, explorers now say. Revealed via cameras towed deep in the sea, sonar and other technologies, a stunning 17,650... ...
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Acid oceans leave fish at more risk from predators

Prakash kumar posted an article on - Nov 22, 2009, 10:27 pm
Clown fish reared in acidified water lost the ability to "smell" danger Ocean acidification could cause fish to become "fatally attracted" to their predators, according to scientists.A team studying.....
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Mysteriously Warm Times in Antarctica

Prakash kumar posted an article on - Nov 22, 2009, 10:25 pm
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 of ice...
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Fowl Weather

Prakash kumar posted an article on - Nov 20, 2009, 5:46 am
Extensive site depicts funny cartoon videos for kids and all ages. New videos are posted daily sit and enjoy!
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Dog Pounded

Prakash kumar posted an article on - Nov 20, 2009, 5:43 am
Extensive site depicts funny cartoon videos for kids and all ages. New videos are posted daily sit and enjoy!
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Paleontologists Find Extinction Rates Higher in Open-Ocean Settings During Mass Extinctions

Prakash kumar posted an article on - Nov 20, 2009, 5:40 am
For many years, paleobiological researchers interested in the history of biodiversity have focused on charting the many ups (evolutionary radiations) and downs (mass extinctions) that punctuate the......
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Three new ancient crocodile species fossils found

Prakash kumar posted an article on - Nov 19, 2009, 11:00 pm
A 20-foot-long crocodile with three sets of fangs - like wild boar tusks - roamed parts of northern Africa millions of years ago, researchers reported Thursday. While this fearsome creature hunted... ...
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Are the Earth's Oceans Hitting Their Carbon Cap?

Prakash kumar posted an article on - Nov 19, 2009, 10:58 pm
Like the vast forests of the world, which continually suck carbon dioxide from the atmosphere and release oxygen, the planet's oceans serve as vital carbon sinks. Last year the oceans absorbed as....
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Skate may be fished to extinction

Prakash kumar posted an article on - Nov 19, 2009, 10:55 pm
The most precarious marine species on the planet A species of skate could become the first marine fish driven to extinction by commercial fishing, say scientists.A study reveals that an error in the.....
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Could Tiny Diatoms Help Offset Global Warming?

Prakash kumar posted an article on - Nov 19, 2009, 10:50 pm
Diatoms -- some of which are so tiny that 30 can fit across the width of a human hair -- are so numerous that they are among the key organisms taking the greenhouse gas carbon dioxide out of the... ...
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'Milking' Microscopic Algae Could Yield Massive Amounts Of Oil

Prakash kumar posted an article on - Nov 19, 2009, 10:47 pm
Scientists in Canada and India are proposing a surprising new solution to the global energy crisis —"milking" oil from the tiny, single-cell algae known as diatoms, renowned for their intricate,... ...
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When Glass Develops Into a Shell: New Findings in Diatoms

Prakash kumar posted an article on - Nov 19, 2009, 10:45 pm
Diatoms are microalgae that are responsible for nearly a quarter of the oxygen we breathe, but how does their glass-like skeleton develop? Researchers from CNRS and ENS Paris have solved part of the.....
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Diatoms Reveal Climate Changes

Prakash kumar posted an article on - Nov 19, 2009, 10:43 pm
Some 500 years ago there was a change in the circulation in the atmosphere over Scandinavia. This probably led to increased amounts of winter precipitation in northern Sweden for a period. This is... ...
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Evolution of Highly Toxic Box Jellyfish Unraveled

Prakash kumar posted an article on - Nov 18, 2009, 11:21 pm
With thousands of stinging cells that can emit deadly venom from tentacles that can reach ten feet in length, the 50 or so species of box jellyfish have long been of interest to scientists and to the....
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Rare crocs found hiding in plain sight in Cambodia

Prakash kumar posted an article on - Nov 18, 2009, 11:18 pm
Conservationists searching for one of the world's most endangered crocodile species say they have found dozens of the reptiles lounging in plain sight — at a wildlife rescue center in Cambodia.D...
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Seahorse 'hitchhikes' Atlantic

Prakash kumar posted an article on - Nov 18, 2009, 11:16 pm
Is the lined seahorse a high seas traveller?Navigating the world's oceans can be a difficult task for anyone.For a tiny seahorse with only small fins and a tail for locomotion it seems an impossib...
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Is 80-Year-Old Mistake Leading to First Species to Be Fished to Extinction?

Prakash kumar posted an article on - Nov 18, 2009, 11:13 pm
A species of common skate is to become the first marine fish species to be driven to extinction by commercial fishing, due to an error of species classification 80 years ago, reveals research... ...
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How Much Water Does The Ocean Have?

Prakash kumar posted an article on - Nov 18, 2009, 5:40 am
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... ...
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Sea Star Swells With Tides

Prakash kumar posted an article on - Nov 18, 2009, 5:25 am
A species of sea star has figured out a novel way of keeping cool on rocky shorelines. The animal literally soaks up chilly water during high tides to protect itself from the blazing temperatures... ...
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Japanese researchers film rare baby fish 'fossil'

Prakash kumar posted an article on - Nov 18, 2009, 5:22 am
Japanese marine researchers said on Tuesday they had found and successfully filmed a young coelacanth -- a rare type of fish known as "a living fossil" -- in deep water off Indonesia.The creature was....
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Hatchet fish caught at a depth of 600m

Prakash kumar posted an article on - Nov 18, 2009, 5:18 am
A new project led by the IUCN (International Union for Conservation of Nature) plans to unveil the mysteries of seamounts in the southern Indian Ocean, and help improve conservation and management of....
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Penguins and Sea Lions Help Produce New Atlas

Prakash kumar posted an article on - Nov 18, 2009, 5:15 am
Recording hundreds of thousands of individual uplinks from satellite transmitters fitted on penguins, albatrosses, sea lions, and other marine animals, the Wildlife Conservation Society (WCS) and... ...
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Hawaii's famed white sandy beaches are shrinking

Prakash kumar posted an article on - Nov 18, 2009, 5:07 am
Jenn Boneza remembers when the white sandy beach near the boat ramp in her hometown was wide enough for people to build sand castles."It really used to be a beautiful beach," said the 35-year-old... ...
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A different kind of fish toss: Planting dead salmon to enrich a watershed

Prakash kumar posted an article on - Nov 18, 2009, 5:03 am
Humans aren't the only ones who benefit when large runs of salmon return to rivers and streams. Joel Davis/The OregonianThe nutrients and organic matter deposited by salmon carcasses are critical ...
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Sponges Recycle Carbon To Give Life To Coral Reefs

Prakash kumar posted an article on - Nov 18, 2009, 5:01 am
Coral reefs support some of the most diverse ecosystems on the planet, yet they thrive in a marine desert. So how do reefs sustain their thriving populations?Marine biologist Fleur Van Duyl from the.....
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God fearing marine biologist

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