Global warming could exceed 1.5°C in 4 years as planet heat accumulation hits record pace, scientists say

A new report from the Global Climate Change Indicators project shows that human-caused warming reached 1.37°C in 2025. The planet is accumulating heat at a record rate, and scientists estimate the remaining carbon budget is only 130 billion tons of CO2. At current emission rates, the 1.5°C limit could be breached in roughly four years. The report tracks emissions, greenhouse gas concentrations, Earth's energy imbalance, marine heatwaves, and sea level rise. The energy imbalance indicator shows the climate system is retaining heat faster than ever before. This acceleration shrinks the window for meaningful action on decarbonization and carbon markets. For anyone following carbon markets or climate policy, this report reinforces the urgency of cutting emissions now. The 130 billion ton budget puts a hard number on how much room is left. Every ton of CO2 reduction matters more as that budget runs out.