In order to keep global temperatures from rising more than 2°C over preindustrial levels, the world needs to dramatically reduce its annual greenhouse gas emissions by 2030.
Current trajectory
Pathway to stay below 2°C
Pathway to stay below 1.5°C
Pathway to stay below 2°C
Pathway to stay below 1.5°C
Current trajectory
Measured in gigatonnes of equivalent carbon dioxide
