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1 jan 1990 ano - Clean Air Act Ammendments

Descrição:

Ammendments protect the ozone layer, reduce acid rain and toxic pollutants, and improve air quality and visibility

Adicionado na linha do tempo:

Environmental Law timeline

Bynikki
5 dez 2018

Data:

1 jan 1990 ano
Agora
~ 34 years ago
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