.jpg)
Antarctica's sea ice is changing, and so is a vital part of the marine food web that lives within it
Antarctica is the world's great cooling unit. This vital part of Earth's climate system is largely powered by the annual freeze and melt of millions of square kilometers of sea ice around the continent.
Antarctica is the world's great cooling unit. This vital part of Earth's climate system is largely powered by the annual freeze and melt of millions of square kilometers of sea ice around the continent.
