The Arctic experienced its hottest year in 125 years between October 2024 and September 2025, warming four times faster than the global average. NOAA reported that sea ice reached its lowest maximum extent in the 47-year satellite record, while Greenland’s ice sheet lost a staggering 129 billion tons of ice. Scientists warn that these shifts are “redefining winter” and causing cascading effects on global sea levels and fisheries.
Date: December 16, 2025. Source: theguardian.com