Hottest Decade on Record: Ocean Heat Surges, Climate Chaos Accelerates, Warns WMO

A new report from the World Meteorological Organization (WMO) confirms that the past decade has been the hottest on record, with significant implications for global climate patterns. The report highlights record ocean heat and warns of accelerating climate chaos. The data indicates the world is nearing critical warming thresholds, potentially leading to irreversible environmental changes affecting agriculture, water resources, and the frequency of extreme weather events. ## Latest Update The WMO's annual State of the Global Climate report reveals that ocean heat content reached a record high in 2025, surpassing the record set in 2024 by approximately 23 zettajoules. UN Secretary-General António Guterres warns that the world's addiction to fossil fuels is destabilizing global security. ## Timeline * **2026-03-22:** A global weather body reports that 2025 was the second or third warmest year on record, about 1.43°C above the 1850–1900 average. * **2026-03-23:** The WMO reports that 2015-2025 is confirmed as the hottest 11 years on record and that ocean heat content reached a record high in 2025. ## What to Watch * Monitor for increased frequency and intensity of extreme weather events, including heatwaves, droughts, and floods. * Pay attention to developments in international climate policy and efforts to reduce greenhouse gas emissions. * Track impacts on agriculture and food security, particularly in vulnerable regions.