Center for Clean Air Policy (CCAP)

Since 1985, the Center for Clean Air Policy (CCAP) has been a recognized world leader in climate and air quality policy and is the only independent, nonprofit think tank working exclusively on those issues at the local, U.S. national and international levels.

Clean Air Asia

Clean Air Asia (formerly Clean Air Initiative for Asian Cities) promotes better air quality and livable cities by translating knowledge to policies and actions that reduce air pollution and greenhouse emissions from transport, energy, and other sectors.