National Snow And Ice Data Centre Nsidc

Last month saw the lowest polar sea ice extent for November - the seventh month this year to have hit record low - as the Arctic and Antarctic lost vast swaths of ice due to higher-than-average temperatures, scientists say.

Last month saw the lowest polar sea ice extent for November - the seventh month this year to have hit record low - as the Arctic and Antarctic lost vast swaths of ice due to higher-than-average temperatures, scientists say.