COP26: Global temperature rise Extreme weather events linked to climate change – such as heatwaves, floods and forest fires – now occur with alarming regularity. The past decade was the warmest since records began LAND AND OCEAN TEMPERATURES, 1850-2020 Temperature anomalies relative to average (°C) 2.0 Land average 1.5 1.0 0.5 Ocean average 0 -0.5 -1.0 1860 1880 1900 1920 1940 1960 1980 2000 2020 Note: Does not account for sea ice anomalies Sources: COP26, Berkeley Earth, BBC Pictures: AP, Christoffer Engström (Unsplash) © GRAPHIC NEWS