This paper discusses how governance of the global environmental commons requires collective action to generate public goods. Public goods theorists vary in their views about what it takes and how likely it is to achieve such collective action to produce these goods.

Early and ambitious action to reduce short-lived climate pollutants (SLCPs) is essential to achieving the goals of the Paris Agreement and the Sustainable Development Goals. SLCPs include methane, hydrofluorocarbons, black carbon, and tropospheric ozone.