عصر یخبندان زمین ممکن است توسط یک واکنش زنجیره ای پنهان اقیانوسی هدایت شده باشد

Earth's ice ages may have been driven by a hidden ocean chain reaction

Scientists have uncovered a surprising connection between Earth's opposite poles that may help explain how the planet plunged into past ice ages. New research suggests that as massive ice sheets expanded across the Northern Hemisphere, they cooled Atlantic Ocean waters that eventually traveled south toward Antarctica. This cooling may have disrupted Southern Ocean circulation, allowing the ocean to absorb and store…