- Hong Kong, China and New Zealand signed an Environment Cooperation Agreement (ECA)
- Hong Kong - Guangdong Joint Development of a Pearl River Delta Water Quality Model
- The PRD Regional Air Quality Monitoring Network won the Ministry of Environmental Protection’s Science and Technology Award
- EPD attended the Open Ended Working Group Meeting of the Basel Convention to Push for Early Implementation of the Basel Ban Amendment
- Comment on the Report entitled "Relative Significance of Local vs Regional Sources: Hong Kong's Air Pollution"
- Gold and Grand Awards winner for the Environment Hong Kong 2004
- EPD's statement on heavy metals in air
- Environment Hong Kong 2003 won a Merit Award in 15th Hong Kong Print Awards
- Council for Sustainable Development's Report on Better Air Quality Engagement Process - Government's Response