You don't have to hit the grocery store daily, nor do you need an abundance of skill.

South Korea, which operates state-of-the-art bases here, is increasing its fishing of krill ( ' , 磷蝦), found in abundance in the Southern Ocean, while Russia recently frustrated efforts to create one of the world's largest ocean sanctuaries here.

As the ocean warms, a body of water called the Antarctic Polar Front - an upward movement of nutrient-rich sea that supports a huge abundance of marine life - is being pushed further south. This means that king penguins, which feed on fish and krill in th