Science Nation - Emperor Penguin Populations in Antarctica and Climate Change

You might call them the 'poster children' of Antarctica. Penguins have long topped the charts as the iconic animal of the frozen continent.

But now, a study indicates melting sea ice, caused by climate change, may soon wreak havoc on one colony of emperor penguins - and that could spell doom for a large swath of the entire species.

You might call them the 'poster children' of Antarctica. Penguins have long topped the charts as the iconic animal of the frozen continent.

But now, a study indicates melting sea ice, caused by climate change, may soon wreak havoc on one colony of emperor penguins - and that could spell doom for a large swath of the entire species.