Ocean Change Current Events | Ocean Change News | 2
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Changing ocean conditions led to decline in Alaska's sea lion population
A new study out of Alaska points out the impacts of climate change on marine ecosystems, and the need for increased research and stronger science based management to address future concerns. view more (2007-03-23)
Melting of the Greenland ice cap may have consequences for climatic change
According to two international-research studies on the last ice age, studies with the participation of Dr Rainer Zahn, research professor in the ICREA at the UAB Institute of Environmental Science and Technology (ICTA), before the great ice sheets of the Arctic Ocean began to melt, early sporadic episodes of melting of the old ice sheet which... view more... (2007-05-08)
UBC researcher gives first-ever estimate of worldwide fish biomass and impact on climate change
Are there really plenty of fish in the sea? University of British Columbia fisheries researcher Villy Christensen gives the first-ever estimate of total fish biomass in our oceans: Two billion tonnes. view more (2009-01-16)
Ocean's 'twilight zone' may be a key to understanding climate change
A major study sheds new light on the role of carbon dioxide once it's transported to the oceans' depths. The research indicates that instead of sinking, carbon dioxide is often consumed by animals and bacteria and recycled in the "twilight zone," a dimly lit area 100 to 1,000 meters below the surface. view more (2007-04-30)
IARC scientists document warm water surging into Arctic
Scientists at the University of Alaska Fairbanks International Arctic Research Center this fall documented that recent surges of warm water from the North Atlantic Ocean continue to pulse into the Arctic Ocean and are moving toward Alaska and the Canadian Basin. view more (2006-09-27)
New technology reveals seal behavior
New technology has allowed an international team including UK scientists from University of St Andrews and British Antarctic Survey to witness for the first time the behaviour of the southern elephant seal (Mirounga leonina) and how it relates to its physical environment. view more (2007-08-08)
Global warming doubles rate of ocean rise
Global ocean levels are rising twice as fast today as they were 150 years ago, and human-induced warming appears to be the culprit. view more (2005-11-28)
U of Minnesota-led study reveals mysteries of deep-sea nutrients
Iron dust, the rare but necessary nutrient for most life, can not only be washed into the ocean from rivers or blown out to sea, but it can bubble up from the depths of the ocean floor, a new study led by a University of Minnesota scientist shows. view more (2009-02-09)
Tracing poisonous gases in the ocean
About one and a half years ago the Deutsche Forschungsgemeinschaft assigned the Research Center Ocean Margins to the University of Bremen. In the future the Center shall act as a center of excellence in the field of marine research. Having completed its building-up phase today the first marine research expedition is launched in Capetown.... view more... (2003-01-21)
Regardless of global warming, rising CO2 levels threaten marine life
Like a piece of chalk dissolving in vinegar, marine life with hard shells is in danger of being dissolved by increasing acidity in the oceans. view more (2007-03-09)
NASA co-sponsors ocean voyage to probe climate-relevant gases
More than 30 scientists will embark next week on a research mission to the Southern Ocean. Researchers will battle the elements to study how gases important to climate change move between the atmosphere and the ocean under high winds and seas. view more (2008-02-22)
Food shortages threaten Antarctic wildlife
Antarctic whales, seals and penguins could be threatened by food shortages in the Southern Ocean. Numbers of Antarctic krill (Euphausia superba), a shrimp-like crustacean at the heart of the food chain, are declining. The most likely explanation is a dramatic decline in sea-ice. The results are published this week in the journal Nature. view more (2004-11-01)
Short-circuit found in ocean circulation
Scientists have discovered how ocean circulation is working in the current that flows around Antarctica by tracing the path of helium from underwater volcanoes. The details are published in Nature this week. view more (2007-05-11)
Ocean growing more acidic faster than once thought
University of Chicago scientists have documented that the ocean is growing more acidic faster than previously thought. In addition, they have found that the increasing acidity correlates with increasing levels of atmospheric carbon dioxide. view more (2008-11-25)
Climate models consistent with ocean warming observations
Climate models are reliable tools that help researchers better understand the observed record of ocean warming and variability. view more (2007-06-19)
Atmosphere threatened by pollutants entering ocean, prof says
A large quantity of nitrogen compounds emitted into the atmosphere by humans through the burning of fossil fuels and the use of nitrogen fertilizers enters the oceans and may lead to the removal of some carbon dioxide from the atmosphere. view more (2008-05-16)
Scientists discover new ocean current
Scientists at Georgia Tech have discovered a new climate pattern, the North Pacific Gyre Oscillation. This pattern explains, for the first time, changes in the water important in helping commercial fishermen understand fluctuations in the fish stock. They're also finding that as the Earth is warming, large fluctuations in these factors could help... view more... (2008-05-01)
Changes in Ocean Circulation Could Lead To Rapid Regional Sea Level Change
One of the major consequences of future ocean circulation changes would be sea level change. This is shown in a new study by scientists from the Potsdam Institute for Climate Impact Research in Germany which was published in the recent issue of "Climate Dynamics". They investigated the scenario of a possible shutdown of the Atlantic overturning... view more... (2005-04-04)
Ocean invaders in deep time
Much has been made of the economic impacts of recent biological invasions, but what are the implications of invasions in deep time? Luiz Rocha leads geneticists who time travel through ocean environments. view more (2005-10-14)
University of Hawaii at Manoa researchers reveal ocean acidification at Station ALOHA
The burning of fossil fuels has released tremendous amounts of the greenhouse gas carbon dioxide (CO2) into the atmosphere, significantly impacting global climate. view more (2009-08-06)
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