We don't listen a lot of audio beingness used alongside interactive maps. There is the strange ambient audio map, a few maps recording pronunciation or accents as well as to a greater extent than than a few music maps. What nosotros don't ofttimes listen is audio beingness used equally a representation of data.
This Road Traffic Noise Exposure map uses traffic racket to stand upwards for route racket inwards for certain parts of the UK. Interestingly the map doesn't purpose the traffic racket to stand upwards for the degree of route racket precisely to signal the per centum of the population that is exposed to the noise.
The map too uses a to a greater extent than traditional choropleth layer to stand upwards for the per centum of the population exposed. You tin mouse-over the colored areas on the map to stance the exact per centum exposed to street racket inwards the expanse over 55dB.
