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jan 5, 1973 - En 1973, un nuevo Código Sanitario estableció regulaciones, planteó investigaciones y programas de preservación de sistemas ecológicos y combate a la contaminación ambiental
Added to timeline:
Actividad A2. Línea del tiempo La gestión ambiental en México
By
Ivan Ordinola
3 months ago
0
0
2200
Date:
jan 5, 1973
Now
~ 52 years ago
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