News tagged with antarctic ocean

Study shows mixed fortunes for Signy penguins

A forty year study on a remote Antarctic island shows that while populations of two penguin species are declining, a third is increasing. Analysis of census data from Signy Island in the South Orkney Islands reveals that, ...

dateOct 27, 2016 in Plants & Animals
shares13 comments 0

Nature's ocean fertiliser

Scientists have discovered that Antarctic krill – a tiny shrimp-like crustacean – plays a key role in fertilising the Southern Ocean with iron, which stimulates the growth of phytoplankton, the microscopic plants at the ...

dateSep 20, 2016 in Environment
shares22 comments 0

Seals help plug Antarctic water mystery

Elephant seals have helped scientists to demonstrate that fresh water from Antarctic's melting ice shelves slows the processes responsible for the formation of deep-water ocean currents that regulate global temperatures.

dateAug 24, 2016 in Earth Sciences
shares490 comments 0