Site Map

Sound and Noise What is Sound and What is Noise? Perception of Sound - Human Ear Response of the Human Ear to Noise Human Perception of Noise Characteristics of Sound and Decibel Scale Propagation of Sound Noise Assessment Environmental Noise in Hong Kong Typical Levels of Environmental Noise Noise Descriptors for Environmental Noise Assessment Methodologies Noise Criteria Noise Management Introduction The Government Structure for Noise Management Four-Pronged Approach to Tackle Noise Problem Planning Abatement Control Partnership Noise Control Ordinance Noise Mitigation Principles of Noise Mitigation Mitigation Measures Other Examples of Noise Mitigation Constraints Practical Guides