Coverage falls a million square kilometres short of long-term average with global heating likely driving losses Antarctica’s winter sea ice has peaked at its third-lowest level on record, falling a million square kilometres – or almost 400,000 square miles – short of the long-term average, scientists have confirmed. Confirmation of the peak meant the four lowest years on record for the continent’s sea ice – a vital component of the planet’s climate and critical for marine life – had all occurred in the past four years. Continue reading...