that we can use to show how this works.
The WMO says it will likely be the hottest year in the absence of the El Niño phenomenon.
The scientists argue that the long-term trend of warming driven by human activities continues unabated.
They say many of the “extraordinary” weather events seen this year bear the hallmarks of climate change.
On the opening day of this year’s key UN climate talks, researchers from the WMO have presented their annual State of the Global Climate report.
It follows hot on the heels of their greenhouse gases study from last week which found that concentrations of CO2 in the atmosphere were the highest on record.