US to lead climate coalition to reduce non-CO2 pollutants

Aims to slow down global temperature rise by 0.5°C

California to cut down emissions of methane, HFCs and black carbon

Reduction in the emissions of short lived climate pollutants can facilitate the post-2015 development agenda

Countries launch measures to curb greenhouse gases more potent than CO2

A five-step action plan will target pollutants like methane and black carbon