# Variation in Bird Vocalizations across a Gradient of Traffic Noise as a Measure of an Altered Urban Soundscape

> Research article (Cities and the Environment, 2015) · cited 10× · AI/ML

**Wikidata**: [openalex:W2343197952](https://www.wikidata.org/wiki/openalex:W2343197952)  
**Source**: https://4ort.xyz/entity/variation-in-bird-vocalizations-across-a-gradient-of-traffic-noise-as-a-measure-of-an-altered-urban-soundscape