Strat. Noise Map Total Noise Index L DEN (Day Evening Night) 2017 (Environmental Atlas)

Beyond the requirements of the Environmental Noise Directive, the map represents a summary consideration (level addition) of the investigated traffic noise sources. It continues the relevant theme map from 2012.本地图的研究范畴超出《环境噪声指令》（Environmental Noise Directive）的法定要求，对本次调研涉及的各类交通噪声源开展了包含声能级叠加在内的综合汇总分析。本图延续了2012年发布的相关主题地图的研究脉络。