The Partnership for Clean Fuels and Vehicles (PCFV)is the leading global programme promoting better urban air quality in developing countries through cleaner fuels and vehicles. UNEP is hosting the PCFV Clearing House.

Local-global linkages: The role of cities in national and global environmental issues is increasing. UNEP is supporting local and national governments to address global issues such as biodiversity loss and climate change.

Cities Alliance is a coalition of partners through which UNEP supports cities in poverty reduction and sustainable development.

Sustainable Cities Programmeis a joint programme of UNEP and the UN Human Settlements Programme (UN-HABITAT), which supports local authorities in urban environmental planning and management.

Cooperation with UN-HABITAT: UNEP and UN-HABITAT are working together on sustainable urban development.

GEO Cities is a methodology to assess the state of the environment in cities.

Eco-housing is a concept that applies sustainability principles to the entire lifecycle of a housing project - from design, through construction and maintenance to the “end of life” activities. UNEP has established an Eco-housing Project in Asia and the Pacific.