Earth's climate more unbalanced than ever, WMO warns

Mar 23, 2026 · 1018 words · By Jennifer Collins

Fact-Check Results

“2015 to 2025 was the hottest decade on record”

❓ INSUFFICIENT EVIDENCE — No evidence found in archive to confirm or refute the claim about 2015-2025 being the hottest decade

“Oceans reached unprecedented heat for the ninth year running”

❓ INSUFFICIENT EVIDENCE — No evidence found in archive to verify ocean heat levels claims

“Glaciers and sea ice continue their retreat”

❓ INSUFFICIENT EVIDENCE — No evidence found in archive to assess glacier/sea ice retreat claims

“Earth's energy imbalance hits an all-time high”

❓ INSUFFICIENT EVIDENCE — No evidence found in archive to evaluate Earth's energy imbalance claims

“Global mean sea level is rising at a faster rate since 2012 than in the preceding two decades”

❓ INSUFFICIENT EVIDENCE — No evidence found in archive to verify sea level rise acceleration claims

“The year 2024 recorded the highest temperature anomaly of 1.55 degrees Celsius above pre-industrial levels”

❓ INSUFFICIENT EVIDENCE — No evidence found in archive to confirm 2024 temperature anomaly claims

“Atmospheric carbon dioxide (CO2) levels reached their highest level in at least 2 million years in 2024 and continued to rise in 2025”

❓ INSUFFICIENT EVIDENCE — No evidence found in archive to verify CO2 level claims

“The 2025 California wildfires caused over $60 billion in damage, making them the costliest wildfire event ever recorded”

❓ INSUFFICIENT EVIDENCE — No evidence found in archive to assess 2025 California wildfire damage claims

“Over 1.2 billion workers globally are exposed to dangerous heat conditions each year”

❓ INSUFFICIENT EVIDENCE — No evidence found in archive to verify global heat exposure claims

“Weather-related disasters over the past decade have displaced 250 million people globally”

❓ INSUFFICIENT EVIDENCE — No evidence found in archive to confirm weather disaster displacement claims

“Ocean heat levels broke records for the ninth consecutive year in 2025, with 90% of the ocean surface experiencing at least one marine heatwave”

❓ PENDING

“Arctic and Antarctic sea ice levels were among the lowest on record in 2025, and glacier mass loss ranked among the five worst years since 1979”

❓ PENDING

“Earth's energy imbalance reached a record high in 2025, as noted in the WMO report”

❓ PENDING