British swimmer Lewis Gordon Pugh, dubbed the “human polar bear,” has completed the first-ever swim under an ice sheet in Antarctica. Jeff Semple explains how Pugh did it to raise awareness of climate change, and the dire threat facing Antarctica.
British swimmer Lewis Gordon Pugh, dubbed the “human polar bear,” has completed the first-ever swim under an ice sheet in Antarctica. Jeff Semple explains how Pugh did it to raise awareness of climate change, and the dire threat facing Antarctica.