To view the maps in KML format you need to install Google Earth (v5 or higher).

Each KML file is with contains a map consisting of several layers:

• Dynamic Legend layer: different distributions (levels of exposure , social tagging) changing according to the area viewed
• Measurements Layer (separated by range of exposure to noise)
• Semantics Layer (Annotations)
• Contribution Layer
• Temporal aspect: Use the history panel to play with the temporal dimension

123 Cities

Featured cities

Cities	Last traces	Social Annotations	Raw loudness distribution	Track activity (GeoRSS)	View the map
Paris, FR 16 contributors 37521 measurements 560 annotations	12 days ago by:	traffic construction resto bar dog voiture Train neighbors ecole annoying
Berlin, DE 44 contributors 20372 measurements 52 annotations	12 days ago by:	traffic office industry industrial asphalt plant reunião metro resto bedroom construction computer
Florianópolis, BR 1 contributor 15851 measurements 234 annotations	17 days ago by:	traffic shopping mall aircraft truck loud traffic construction shopping iguatemi
Brussels, BE 2 contributors 11389 measurements 108 annotations	about 1 month ago by:	bus traffic office neighbors construction people airplane bird street roadworks
Chamarande, FR 1 contributor 8798 measurements 0 annotations	11 months ago by: