Oceanography

Greenland Melting: The Past Might Tell What Our Future Holds

Researchers have quantified how the Greenland Ice Sheet reacted to a warm period 8,000-5,000 years ago, when temperatures were 2-4 degrees C warmer than present and so could inform us what might happen if the same occurred now.  Dr. Nicolaj Krog Larsen, Aa ...

Article - News Staff - Feb 20 2015 - 5:24pm

Symbiodinium Thermophilum: New Algal Speces Helps Coral Survive Hot Reefs

Reefs are made up of many coral species that live in a mutually beneficial symbiotic relationship with microscopically small algae hosted in their tissue. These symbiont algae produce sugars that contribute to the diet of the coral in return for shelter an ...

Article - News Staff - Feb 27 2015 - 9:30am

Where Emperor Penguins Survived The Last Ice Age Interglacial

Too cold for a penguin? An Ice Age brought on by global warming so severe penguins had to move? Indeed. During the last interglacial, what is colloquially called an ice age though it has been such non-stop for a few million years, only three populations of ...

Article - News Staff - Mar 1 2015 - 9:49am

Obama Administration Criticized For Seismic Airgun Blasting In The Atlantic

75 marine scientists have sent a letter to President Obama scolding the administration for its policies on seismic airgun blasting in the Atlantic Ocean, ...

Article - News Staff - Mar 5 2015 - 10:42am

Ocean Tides Have Changed Significantly Over The Last Century

Ocean tides have changed significantly over the last century at many coastal locations around the world, according to a paper in Earth’s Future, and increases in high tide levels and the tidal range were found to have been similar to increases in average s ...

Article - News Staff - Mar 6 2015 - 9:55am

Sync Across Oceans- Light-Loving Microbes Act In Harmony Thousands Of Miles Apart

Microbial communities in different regions of the Pacific Ocean displayed strikingly similar daily rhythms in their metabolism despite inhabiting extremely different habitats, according to a new study.   From the nutrient-rich waters off California to the ...

Article - News Staff - Mar 16 2015 - 9:23am

Geoengineering: Ocean Pipes Would Make Climate Worse

To combat possible climate change due to greenhouse gases, a mix of alternative energy sources (except nuclear for the United States) and geoengineering schemes have been proposed. One idea proposes that ocean pipes could facilitate direct physical cooling ...

Article - News Staff - Mar 23 2015 - 11:09am

Atlantic Meridional Overturning Circulation Shows 10 Years Of Changing UK Winters

A 10 year project to observe and analyze regular data about ocean circulation and how it impacts on Britain’s climate has provided new insight into Atlantic Meridional Overturning Circulation (AMOC), a major system of currents in the North Atlantic. 10 yea ...

Article - News Staff - Mar 23 2015 - 7:32pm

What Happens When An Antarctic Iceberg The Size Of A Country Breaks Away?

You never forget the first time you see an iceberg. The horizon of a ship at sea is a two dimensional space and to see a three dimensional piece of ice appear in the ocean is quite something. But, in truth, the first iceberg you see is likely to be small. ...

Article - The Conversation - Mar 24 2015 - 4:56pm

Bacteria's Role In Long-Term Ocean Carbon Storage

The ocean is a huge reservoir of dissolved organic molecules, many of them stable against microbial utilization for hundreds and even thousands of years.  They contain a similar amount of carbon as compared to carbon dioxide (CO2) in the atmosphere and the ...

Article - News Staff - Apr 1 2015 - 10:00am