New Cop26 pledges could bring projected warming to below 2C

Global warming relative to 1850–1900 if all nationally determined contributions and long-term pledges are implemented

2.5C

Pre-Cop26 estimate

(18 Oct 2021)

2

3 Nov estimate

1.5

1

0.5

0

2000

2020

2040

2060

2080

2100

2.5C

Global warming relative to 1850–1900 if all nationally determined contributions and long-term pledges are implemented

Pre-Cop26 estimate

(18 Oct 2021)

2

3 November estimate

1.5

1

0.5

0

2000

2010

2020

2030

2040

2050

2060

2070

2080

2090

2100