Cumulative carbon emissions budgets consistent with 1.5 °C global warming

Cumulative carbon emissions budgets consistent with 1.5 °C global warming

Cumulative carbon emissions budgets consistent with 1.5 °C global warming, Published online: 02 April 2018; doi:10.1038/s41558-018-0118-9

Limiting warming to 1.5 °C requires staying within an allowable carbon budget. An analysis of warming and carbon budgets from the past decade shows that the median remaining budget is 208 PgC, corresponding to about 20 years of emissions at the 2015 rate.