This study explores the moderating power of institutional quality on carbon emission through renewable energy consumption, foreign direct investment, economic growth and financial development in the globe for the period of 2002 to 2019. By using two Step System Generalized Method of Moments, the results illustrate that renewable energy usage and foreign direct investment inflow enhance environmental quality while financial development and economic growth lowers environmental quality in the panel. The results shows that quality institutions in countries are still not yet adequate to defend the harmful impact of every environmental factor and protect environment however, the interaction term of institutional quality confirms the significant moderating effect of all explanatory variables on environmental quality in the panel. The findings also confirm the existence of Environmental Kuznets Curve and evidence the pollution halo hypothesis. The findings of this paper can be useful for policy makers whereas conducting stricter environmental regulation.