NATURAL RESOURCE SECURITY/OCEAN – From arm-sized worms to the Screaming Sixties, this is everything to know about the Southern Ocean (Ceridwen Fraser, Christina Hulbe, Craig Stevens, Huw Griffiths, WEF)

Penguins are one of Antarctica’s most well-known species. Image: REUTERS/Pauline Askin

The Southern Ocean, also called the Antarctic Ocean is home to thousands of species and a complex ecosystem.
With waves of up to 20 meters high and sub-zero temperatures, it’s not easy to study life there.
New technologies are allowing scientists to learn more, including helping understand the effects of climate change on the ocean.