The 2017 Global Review of Sustainable Public Procurement provides an up-to-date overview of the scale and type of sustainable procurement activities undertaken worldwide in the past three years. It addresses a longstanding need of stakeholders to access reliable and comprehensive information on activities and organizations involved in this critical organizational function.

The chapter provides a detailed review of greenhouse gas emission reduction potentials in 2030 for key economic sectors. Sectoral emission reduction potentials, also called bottom-up potentials, provide detailed estimates of the level of emission reductions that is feasible within a certain sector or for a specific emissions category up to a certain marginal cost level.