Archives of Acoustics, 28, 2, pp. , 2003

Evolution of noise pollution in the Botanical Garden of Curitiba, Brazil: A case study

P.H. T. Zaninin
Universidade Federal do Paraná - Dept. de Eng. Mecânica Laboratório de Acústica Ambiental Centro Politécnico

B. Szeremetta
Universidade Federal do Paraná - Dept. de Eng. Mecânica Laboratório de Acústica Ambiental Centro Politécnico

F. B. Diniz
Universidade Federal do Paraná - Dept. de Eng. Mecânica Laboratório de Acústica Ambiental Centro Politécnico

A study has been conducted in the Botanical Garden of the
city of Curitiba, Brazil, regarding to noise pollution found in this park and
generated by the nearly streets. In order to do so, measurements of noise levels
have been carried out in 21 points spread troughout the park, and some local
visitors were interviewed. It has been found out that 47.6% out of the
measurement sites has presented noise levels that have excended 65 dB(A), which
is considered as the maximum noise level one can be exposed to according to the
Preventive Medicine, and 95% out of the measerement points have showed levels
over the local legislation, the law number 8583 from 1995, which states the
noise limits allowed for the several urban zones of the city.
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