Publications and Resources

The 2025 edition of the Greening the Blue Annual Report presents the environmental performance of the UN system in 2024, covering operations of headquarters and field offices worldwide. 60 UN system entities have submitted performance…

Waste composition analysis is a process of physically separating, weighing, and categorizing waste. This is done with the purpose to understand the composition of the waste generated, to estimate waste amounts generated in a year, and…

Good Practices on Environmental Sustainability in the United Nations System 2024 compiles, for the first time, 16 good practices from 14 UN entities, including UNICEF, UNDP, ESCAP, FAO, IOM, UNHCR, UNOG, ECLAC, UNESCO, UNMISS, UNON, UNU,…

On an annual basis, Greening the Blue provides information on the UN system’s environmental footprint and the efforts to reduce it.This 2024 edition of the Greening the Blue report showcases the sustainability performance of the UN system…

The "Greening the Blue" report for 2023 offers a comprehensive overview of the strides made by United Nations entities in advancing sustainability and environmental initiatives within their frameworks. Through meticulous analysis and case…

Comprehensive reporting of greenhouse gas emissions is crucial for effective climate action. While the United Nations has focused mainly on monitoring Scope 1 and 2 emissions, the inclusion of Scope 3 emissions has become increasingly…