1.To establish a demonstrative environmental protection rating mechanism on aircraft noise in our country. (1)Completed establishment of the Guidelines on Environmental Protection Rating for Aircraft Noise at Demonstrative Airports. (2)Completed collection of data on verified takeoff noise levels and night takeoff ＆ landing flights of various airlines at demonstrative airports. (3)Completed compilation of 2019-2020 Seasonal Report for Aircraft Noise at Demonstrative Airports and aircraft noise monitoring data on sensitive areas under the flight path (at least 2 stationary aircraft noise monitoring stations). (4)Completed assistance in the planning for maximum recommended values of aircraft noise at demonstrative airports. (5)Completed collection of 2020 4th season data on takeoff ＆ landing schedule, aircraft model and engine, seating plans, and aircraft noise values of various airlines at demonstrative airports. (6)Completed tentative calculation of 2020 4th season environmental protection ratings for aircraft noise at demonstrative airports and formulation of calculation tools or methods for establishing an environmental protection rating mechanism on aircraft noises in our country. (7)Completed organization of two meetings with the management units or airlines at demonstrative airports to discuss the maximum limit on aircraft noises and an environmental protection rating mechanism on aircraft noises at demonstrative airports. 2.To establish interpretation tools or functions for aircraft noise monitoring data to be used for inspection by the local Environmental Protection Bureau. (1)Completed establishment of interpretation tools or functions for aircraft noise monitoring data, including inspection and maintenance of aircraft noise monitoring data, maintenance of interpretation tools or functions for aircraft noise data, and settings for operating, testing, cross comparison, data integration, and export/import at 17 airports under the jurisdiction of the local Environmental Protection Bureau in the four regions—north, central, south and east—of Taiwan. (2)Completed update to the “Guidelines for Governing the Operation of Aircraft Noise Monitoring Stations, Inspection of Monitoring Centers, and Review of Aircraft Noise Monitoring Report in the Vicinity of Airports” formulated by the EPA (including the environmental protection rating mechanism on aircraft noises) to be made available for reference by the local Environmental Protection Bureau. (3)Completed implementation of training workshops on interpretation tools of aircraft noise monitoring data for the Environmental Protection Bureau of counties or cities where an airport is located or the airport management unit. 3.To conduct compilation of the Handling Procedures and Do’s and Don’ts on Noise Complaints Concerning Land Transportation System, including Guidelines Governing the Correction of Background Sound Level for Composite Noise Sources. (1)Completed compilation of the Handling Procedures and Do’s and Don’ts on Noise Complaints Concerning Land Transportation System. (2)Completed compilation of the Guidelines Governing the Handling Procedures and Do’s and Don’ts on Noise Complaints Concerning Land Transportation System. (3)Completed formulation of the distinguishing methods or practices for composite sound sources, including example descriptions. 4.To research and develop a green energy-saving passive noise abatement device and its application. (1)Completed collection of information on passive noise control system currently used in green energy-saving architecture in the international arena, as well as its theory and related application technology, including conducting matters about compilation and analysis, as well as making follow-up consideration for actually producing green energy-saving products. (2)Completed compilation of information on the technology and practices of passive noise abatement currently used in green energy-saving architecture in the international arena (at least in 3 countries), including conducting matters about comparison and analysis on their pros and cons. (3)Completed verification of the sound insolation performance of natural ventilation windows in an acoustical laboratory, including considering the sound reduction effect under different traffic noise characteristics. (4)Completed collection of noise control laws ＆ regulations and indices about international rail or freeway systems. (5)Completed measurement of the spectrum characteristics of railway or freeway, including conducting application tests for the effect of railway or freeway passive devices. (6)Completed organization of explanatory meetings about railway or freeway passive noise abatement devices. 5.To research and develop the integrated monitoring system for airborne noise sensors. (1)Completed collection of related literature about the current status of the development of Internet technologies for environmental noise monitoring currently adopted in foreign smart cities, including comparison of pros and cons of various sensor networks studies. (2)Completed collection of information on IoT application in noise measurement big data currently adopted in foreign smart cities, including real-time sensor data presentation pictures reflectable by sensors. (3)Completed collection of information on the application of measurement data provided by the public and information affected by noises. (4)Completed recommendation on the Internet application for environmental noise monitoring in future smart cities in our country. (5)Completed research on miniature noise sensor and integrated monitoring system for airborne noise sensors, including conducting matters about the collection and transmission of the environmental noise data collected by miniature noise sensors (noise boxes) and those needed by the IoT. (6)Completed organization of explanatory meetings about integrated monitoring system for airborne noise sensors. 6.To research and analyze on management methods and measurement practices for community noises and sounds that are intermittent or difficult to measure. (1)Completed research and analysis on complaints against community noises and sounds that are intermittent or difficult to measure. (2)Completed analysis on the classification, patterns or authority ＆ responsibility for community noises. (3)Completed compilation and analysis on related indices, standards or recommended values of dwelling area noises in different countries. (4)Completed compilation of history measurement data on noise levels in and out of dwelling areas and environmental sound level with windows open or closed (including low frequency noise) along existing land transportation systems in our country. (5)Completed formulation of management methods and measurement practices for community noises. 7.Completed the economic benefit analysis for the Project. 8.Completed assistance in the production for picture cards and art designs in line with the policy promotion need of the EPA.

Aviation noise、Maximum aircraft noise