By Kate Abnett

BRUSSELS, Dec 9 (Reuters) – This year is set to be the world’s second or third-warmest on record, potentially surpassed only by 2024’S record-breaking heat, the European Union’s Copernicus Climate Change Service (C3S) ‍said on Tuesday.

The data is the latest from C3S following last month’s COP30 climate summit, where governments failed to agree to substantial new measures to reduce greenhouse gas emissions, reflecting strained geopolitics as the U.S. rolls back its efforts, and some countries seek to weaken CO2-cutting measures.

This year will also likely round out the ‌first three-year period in which the average global temperature ‌exceeded 1.5 degrees Celsius (2.7 degrees Fahrenheit) above the 1850-1900 pre-industrial period, when humans began burning fossil fuels on a

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