In order to reach net zero, a drastic transition away from fossil fuels is going to be necessary ...

Constant emissions for eight years will use up the remaining carbon budget

4bn metric tons

Annual emissions of carbon dioxide

3

Starting in 2026 would require far higher

mitigation rates

2

Starting in 2000 would have required a mitigation rate of 4% per year

1

Historical

emissions

0

1850

1900

1950

2000

2050

2100

Constant emissions for eight years will use up the remaining carbon budget

4bn metric tons

Annual emissions of carbon dioxide

3

Starting mitigation in 2026 would require far higher mitigation rates

2

Mitigation from 2000 would have required a mitigation rate of about 4% per year

1

Historical

emissions

0

1850

1900

1950

2000

2050

2100