Soundscape has been attracting more attention as a key landscape component,its effect on environmental perception relies not only on the physical attributes of sounds,but also the co-influence and interaction of sound...Soundscape has been attracting more attention as a key landscape component,its effect on environmental perception relies not only on the physical attributes of sounds,but also the co-influence and interaction of sound sources and surroundings.To systematically identify the objective soundscape characteristics in the wetland park and the influence factors,this paper applied sound walk method to investigate the sound source types,sound pressure level(SPL),and objects and subjects’soundscape perception.The results showed that artificial sounds accounted for the most of soundscapes in the park(60%),natural sounds accounted for 25%,life sounds about 15%.Among the natural sounds,bird chirping and frog croaking were the favorite of users;the mean equivalent continuous A sound level of each measure point in the park was 50.2 dB,complying with the national standard limit value.Optimization of the sound environment in the wetland park should comprehensively consider the landscape layout,current characteristics and users’requirements,relevant designs and management strategies are of great practical significance for improving the quality of soundscape and the comfort degree of overall environment.展开更多
文摘Soundscape has been attracting more attention as a key landscape component,its effect on environmental perception relies not only on the physical attributes of sounds,but also the co-influence and interaction of sound sources and surroundings.To systematically identify the objective soundscape characteristics in the wetland park and the influence factors,this paper applied sound walk method to investigate the sound source types,sound pressure level(SPL),and objects and subjects’soundscape perception.The results showed that artificial sounds accounted for the most of soundscapes in the park(60%),natural sounds accounted for 25%,life sounds about 15%.Among the natural sounds,bird chirping and frog croaking were the favorite of users;the mean equivalent continuous A sound level of each measure point in the park was 50.2 dB,complying with the national standard limit value.Optimization of the sound environment in the wetland park should comprehensively consider the landscape layout,current characteristics and users’requirements,relevant designs and management strategies are of great practical significance for improving the quality of soundscape and the comfort degree of overall environment.
