UNEP is led by a United Nations Under-Secretary-General and Executive Director, and Supported by a Deputy Director
UNEP Executive Director and Under-Secretary-General of the United Nations
The United Nations Environment Programme (UNEP) is the leading global environmental authority that sets the global environmental agenda, promotes the coherent implementation of the environmental dimension of sustainable development within the United Nations system and serves as an authoritative advocate for the global environment.
UNEP work encompasses:
"To provide leadership and encourage partnership in caring for the environment by inspiring, informing, and enabling nations and peoples to improve their quality of life without compromising that of future generations."