Climate scientists issue red alert after global temperatures reached record highs
The World Meteorological Organisation says the air and ocean were the warmest yet in modern times in 2023, with records shattered for both the rise in sea level and the retreat of glaciers and Antarctic ice.
Please use Chrome browser for a more accessible video player
2:21
Extreme weather events were "off the charts" in 2023, according to a new report aiming to send a "red alert" to the world about the need for action on climate change.