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jun 21, 1986 - Plan de Contingencias Ambientales
Description:
1986, plan de 21 medidas para reducir la contaminación atmosférica y
se anunció el Plan de Contingencias Ambientales.
Added to timeline:
Sexenios
By
Victor Manuel Aguilera Molina
2 Oct 2018
1
0
765
Date:
jun 21, 1986
Now
~ 40 years ago
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