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Urban streets functionality as a tool for urban pollution management.

Guillermo Rey Gozalo1, Juan Miguel Barrigón Morillas, Valentín Gómez Escobar

  • 1Acoustic Laboratory, Department of Applied Physics, Polytechnic School, University of Extremadura, Avda. de la Universidad s/n, 10003 Cáceres, Spain.

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Summary

Urban noise pollution is stratified across cities, with a new "functionality" concept effectively predicting its distribution. This concept offers a valuable tool for urban planning and pollution prevention strategies.

Keywords:
Noise pollutionSampling methodsUrban planning

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Area of Science:

  • Environmental Science
  • Urban Planning
  • Acoustics

Background:

  • Traffic-derived pollution is a significant urban issue.
  • Limited research exists on the link between urban planning and pollution distribution.
  • Understanding these relationships can improve pollution prediction and prevention.

Purpose of the Study:

  • To analyze the relationship between urban noise pollution distribution and town planning.
  • To introduce and evaluate the concept of "functionality" as an alternative to accessibility for characterizing urban noise.
  • To assess the predictive power of functionality-based categories for urban noise levels.

Main Methods:

  • Analysis of urban noise (equivalent sound level - L(eq)) in 27 cities.
  • Application of non-parametric tests and Receiver Operating Characteristic (ROC) analyses.
  • Categorization of pollutant distribution using the concept of functionality.

Main Results:

  • Significant differences in sound levels were found across functionality-based categories, confirming noise stratification.
  • ROC analysis demonstrated high sensitivity and low non-specificity.
  • The functionality concept achieved an average prediction capacity of approximately 90% for noise levels.

Conclusions:

  • The concept of functionality effectively highlights urban noise stratification.
  • Functionality is a valuable tool for urban planning and developing pollution prevention policies.
  • This concept has potential applications for broader environmental pollution management.