World Set to Breach 1.5°C Warming Limit, UNEP Warns

On 2nd September 2026, the United Nations Environment Programme (UNEP) released its report Limiting Overshoot: Navigating Exceedance of 1.5°C and Pathways towards Return, warning that global warming is now likely to exceed 1.5°C above pre-industrial levels within the next few years.

What is Climate Overshoot?

  • Climate overshoot refers to a pathway in which global temperature temporarily exceeds 1.5°C, reaches a peak and is subsequently brought down through sustained climate action.
  • UNEP identifies an “overshoot, peak and decline” pathway as the best remaining option for eventually returning temperatures below 1.5°C.

What Does the Report Warn?

  • Higher Peak Warming: Even the most optimistic ....

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Ecology & Environment