RRC.AP is host to numerous intergovernmental and technical support networks, such as Acid Deposition Monitoring Network for East Asia (EANET), the Malé Declaration on Control and Prevention of Air Pollution and its Likely Transboundary Effects for South Asia (Malé Declaration), Atmospheric Brown Cloud (ABC), and the Joint Forum on Atmospheric Environment in Asia and the Pacific (Joint Forum). The inherent strength of RRCAP lies on atmospheric issues and air pollution, with landmark projects such as ABC and EANET. The joint UNEP-WHO secretariat for the Regional Forum on Environment and Health is serviced by RRC.AP. The Secretariat for the Collaborative Action Network (CAN) is at RRC.AP.The key functions include:

1. Atmospheric Issues:
   • EANET is an intergovernmental mechanism dealing with acid deposition issues and problems in East Asia;
     
   • Malé Declaration is an intergovernmental agreement tackling transboundary air pollution in South Asia;
     
   • ABC is a regional initiative integrating science, impact assessment, regional capacity building and policy making to address emerging regional climate change issues, such as Black Carbon, and issues related to increasing air pollution.
     
   • Joint Forum is designed to facilitate closer cooperation among regional air pollution networks in Asia.
2. Regional Forum on Environment and Health in South-East and East Asian Countries. The Regional Forum promotes a coordinated intervention at national to regional levels for reduction of adverse impacts of environmental deterioration on human health in 14 member countries in Asia.
3. Sustainable Development Networks (SDNs): National Councils for SD and Multi-stakeholder networks to mainstream environment in decision making processes.
4. SDplanNET is supported by IGES and UNEP, which promotes monitoring and research on SD networking and implementation in Asia.
   
5. Collaborative Action Network (CAN). This facilitates and promotes partnerships of more than 35 members consisting of inter-governmental bodies; institutions engaged in the broad area of environment including GEO Collaborating Centres; Development Partners and relevant UN agencies.