2011 proved a landmark year in which many of the transformational reforms, launched in 2008, really began to bear fruit in terms of a transition to a results-based, more effective and more responsive UNEP. This is a summary of UNEP's work in 2011.

Providing an overview of UNEPs activities in 2009, this report looks at a broad range of activities carried out by the organization as it follows its mandate to provide environmental leadership and promote sustainable development.